31421304

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:274

約数の個数: 128

約数和(自身を含む): 95040000

約数和(自身を除く): 63618696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 43, 51, 54, 68, 72, 86, 102, 108, 129, 136, 153, 172, 199, 204, 216, 258, 306, 344, 387, 398, 408, 459, 516, 597, 612, 731, 774, 796, 918, 1032, 1161, 1194, 1224, 1462, 1548, 1592, 1791, 1836, 2193, 2322, 2388, 2924, 3096, 3383, 3582, 3672, 4386, 4644, 4776, 5373, 5848, 6579, 6766, 7164, 8557, 8772, 9288, 10149, 10746, 13158, 13532, 14328, 17114, 17544, 19737, 20298, 21492, 25671, 26316, 27064, 30447, 34228, 39474, 40596, 42984, 51342, 52632, 60894, 68456, 77013, 78948, 81192, 91341, 102684, 121788, 145469, 154026, 157896, 182682, 205368, 231039, 243576, 290938, 308052, 365364, 436407, 462078, 581876, 616104, 730728, 872814, 924156, 1163752, 1309221, 1745628, 1848312, 2618442, 3491256, 3927663, 5236884, 7855326, 10473768, 15710652, 31421304]

約数ペア:

[(1, 31421304), (2, 15710652), (3, 10473768), (4, 7855326), (6, 5236884), (8, 3927663), (9, 3491256), (12, 2618442), (17, 1848312), (18, 1745628), (24, 1309221), (27, 1163752), (34, 924156), (36, 872814), (43, 730728), (51, 616104), (54, 581876), (68, 462078), (72, 436407), (86, 365364), (102, 308052), (108, 290938), (129, 243576), (136, 231039), (153, 205368), (172, 182682), (199, 157896), (204, 154026), (216, 145469), (258, 121788), (306, 102684), (344, 91341), (387, 81192), (398, 78948), (408, 77013), (459, 68456), (516, 60894), (597, 52632), (612, 51342), (731, 42984), (774, 40596), (796, 39474), (918, 34228), (1032, 30447), (1161, 27064), (1194, 26316), (1224, 25671), (1462, 21492), (1548, 20298), (1592, 19737), (1791, 17544), (1836, 17114), (2193, 14328), (2322, 13532), (2388, 13158), (2924, 10746), (3096, 10149), (3383, 9288), (3582, 8772), (3672, 8557), (4386, 7164), (4644, 6766), (4776, 6579), (5373, 5848)]