28894968

素因数分解:

$2^3\times 3^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 160

約数和(自身を含む): 89123760

約数和(自身を除く): 60228792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 43, 51, 54, 61, 68, 72, 81, 86, 102, 108, 122, 129, 136, 153, 162, 172, 183, 204, 216, 244, 258, 306, 324, 344, 366, 387, 408, 459, 488, 516, 549, 612, 648, 731, 732, 774, 918, 1032, 1037, 1098, 1161, 1224, 1377, 1462, 1464, 1548, 1647, 1836, 2074, 2193, 2196, 2322, 2623, 2754, 2924, 3096, 3111, 3294, 3483, 3672, 4148, 4386, 4392, 4644, 4941, 5246, 5508, 5848, 6222, 6579, 6588, 6966, 7869, 8296, 8772, 9288, 9333, 9882, 10492, 11016, 12444, 13158, 13176, 13932, 15738, 17544, 18666, 19737, 19764, 20984, 23607, 24888, 26316, 27864, 27999, 31476, 37332, 39474, 39528, 44591, 47214, 52632, 55998, 59211, 62952, 70821, 74664, 78948, 83997, 89182, 94428, 111996, 118422, 133773, 141642, 157896, 167994, 178364, 188856, 212463, 223992, 236844, 267546, 283284, 335988, 356728, 401319, 424926, 473688, 535092, 566568, 671976, 802638, 849852, 1070184, 1203957, 1605276, 1699704, 2407914, 3210552, 3611871, 4815828, 7223742, 9631656, 14447484, 28894968]

約数ペア:

[(1, 28894968), (2, 14447484), (3, 9631656), (4, 7223742), (6, 4815828), (8, 3611871), (9, 3210552), (12, 2407914), (17, 1699704), (18, 1605276), (24, 1203957), (27, 1070184), (34, 849852), (36, 802638), (43, 671976), (51, 566568), (54, 535092), (61, 473688), (68, 424926), (72, 401319), (81, 356728), (86, 335988), (102, 283284), (108, 267546), (122, 236844), (129, 223992), (136, 212463), (153, 188856), (162, 178364), (172, 167994), (183, 157896), (204, 141642), (216, 133773), (244, 118422), (258, 111996), (306, 94428), (324, 89182), (344, 83997), (366, 78948), (387, 74664), (408, 70821), (459, 62952), (488, 59211), (516, 55998), (549, 52632), (612, 47214), (648, 44591), (731, 39528), (732, 39474), (774, 37332), (918, 31476), (1032, 27999), (1037, 27864), (1098, 26316), (1161, 24888), (1224, 23607), (1377, 20984), (1462, 19764), (1464, 19737), (1548, 18666), (1647, 17544), (1836, 15738), (2074, 13932), (2193, 13176), (2196, 13158), (2322, 12444), (2623, 11016), (2754, 10492), (2924, 9882), (3096, 9333), (3111, 9288), (3294, 8772), (3483, 8296), (3672, 7869), (4148, 6966), (4386, 6588), (4392, 6579), (4644, 6222), (4941, 5848), (5246, 5508)]