87315705

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 164989440

約数和(自身を除く): 77673735

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 61, 69, 115, 135, 183, 207, 305, 345, 461, 549, 621, 915, 1035, 1383, 1403, 1647, 2305, 2745, 3105, 4149, 4209, 6915, 7015, 8235, 10603, 12447, 12627, 20745, 21045, 28121, 31809, 37881, 53015, 62235, 63135, 84363, 95427, 140605, 159045, 189405, 253089, 286281, 421815, 477135, 646783, 759267, 1265445, 1431405, 1940349, 3233915, 3796335, 5821047, 9701745, 17463141, 29105235, 87315705]

約数ペア:

[(1, 87315705), (3, 29105235), (5, 17463141), (9, 9701745), (15, 5821047), (23, 3796335), (27, 3233915), (45, 1940349), (61, 1431405), (69, 1265445), (115, 759267), (135, 646783), (183, 477135), (207, 421815), (305, 286281), (345, 253089), (461, 189405), (549, 159045), (621, 140605), (915, 95427), (1035, 84363), (1383, 63135), (1403, 62235), (1647, 53015), (2305, 37881), (2745, 31809), (3105, 28121), (4149, 21045), (4209, 20745), (6915, 12627), (7015, 12447), (8235, 10603)]