64537815

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2953}}^1$

素因数の和:3039

約数の個数: 32

約数和(自身を含む): 108896256

約数和(自身を除く): 44358441

約数列:

[1, 3, 5, 15, 31, 47, 93, 141, 155, 235, 465, 705, 1457, 2953, 4371, 7285, 8859, 14765, 21855, 44295, 91543, 138791, 274629, 416373, 457715, 693955, 1373145, 2081865, 4302521, 12907563, 21512605, 64537815]

約数ペア:

[(1, 64537815), (3, 21512605), (5, 12907563), (15, 4302521), (31, 2081865), (47, 1373145), (93, 693955), (141, 457715), (155, 416373), (235, 274629), (465, 138791), (705, 91543), (1457, 44295), (2953, 21855), (4371, 14765), (7285, 8859)]