61537385

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{139}}^2$

素因数の和:310

約数の個数: 36

約数和(自身を含む): 93179268

約数和(自身を除く): 31641883

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 139, 245, 455, 637, 695, 973, 1807, 3185, 4865, 6811, 9035, 12649, 19321, 34055, 63245, 88543, 96605, 135247, 251173, 442715, 676235, 946729, 1255865, 1758211, 4733645, 8791055, 12307477, 61537385]

約数ペア:

[(1, 61537385), (5, 12307477), (7, 8791055), (13, 4733645), (35, 1758211), (49, 1255865), (65, 946729), (91, 676235), (139, 442715), (245, 251173), (455, 135247), (637, 96605), (695, 88543), (973, 63245), (1807, 34055), (3185, 19321), (4865, 12649), (6811, 9035)]