81329928

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{72101}}^1$

素因数の和:72157

約数の個数: 32

約数和(自身を含む): 207653760

約数和(自身を除く): 126323832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 72101, 144202, 216303, 288404, 432606, 576808, 865212, 1730424, 3388747, 6777494, 10166241, 13554988, 20332482, 27109976, 40664964, 81329928]

約数ペア:

[(1, 81329928), (2, 40664964), (3, 27109976), (4, 20332482), (6, 13554988), (8, 10166241), (12, 6777494), (24, 3388747), (47, 1730424), (94, 865212), (141, 576808), (188, 432606), (282, 288404), (376, 216303), (564, 144202), (1128, 72101)]