28881792

素因数分解:

$2^7\times 3^3\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:221

約数の個数: 128

約数和(自身を含む): 87271200

約数和(自身を除く): 58389408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 64, 72, 96, 108, 122, 128, 137, 144, 183, 192, 216, 244, 274, 288, 366, 384, 411, 432, 488, 548, 549, 576, 732, 822, 864, 976, 1096, 1098, 1152, 1233, 1464, 1644, 1647, 1728, 1952, 2192, 2196, 2466, 2928, 3288, 3294, 3456, 3699, 3904, 4384, 4392, 4932, 5856, 6576, 6588, 7398, 7808, 8357, 8768, 8784, 9864, 11712, 13152, 13176, 14796, 16714, 17536, 17568, 19728, 23424, 25071, 26304, 26352, 29592, 33428, 35136, 39456, 50142, 52608, 52704, 59184, 66856, 70272, 75213, 78912, 100284, 105408, 118368, 133712, 150426, 157824, 200568, 210816, 225639, 236736, 267424, 300852, 401136, 451278, 473472, 534848, 601704, 802272, 902556, 1069696, 1203408, 1604544, 1805112, 2406816, 3209088, 3610224, 4813632, 7220448, 9627264, 14440896, 28881792]

約数ペア:

[(1, 28881792), (2, 14440896), (3, 9627264), (4, 7220448), (6, 4813632), (8, 3610224), (9, 3209088), (12, 2406816), (16, 1805112), (18, 1604544), (24, 1203408), (27, 1069696), (32, 902556), (36, 802272), (48, 601704), (54, 534848), (61, 473472), (64, 451278), (72, 401136), (96, 300852), (108, 267424), (122, 236736), (128, 225639), (137, 210816), (144, 200568), (183, 157824), (192, 150426), (216, 133712), (244, 118368), (274, 105408), (288, 100284), (366, 78912), (384, 75213), (411, 70272), (432, 66856), (488, 59184), (548, 52704), (549, 52608), (576, 50142), (732, 39456), (822, 35136), (864, 33428), (976, 29592), (1096, 26352), (1098, 26304), (1152, 25071), (1233, 23424), (1464, 19728), (1644, 17568), (1647, 17536), (1728, 16714), (1952, 14796), (2192, 13176), (2196, 13152), (2466, 11712), (2928, 9864), (3288, 8784), (3294, 8768), (3456, 8357), (3699, 7808), (3904, 7398), (4384, 6588), (4392, 6576), (4932, 5856)]