87210963

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{433}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 151656960

約数和(自身を除く): 64445997

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 139, 161, 207, 417, 433, 483, 973, 1251, 1299, 1449, 2919, 3031, 3197, 3897, 8757, 9093, 9591, 9959, 22379, 27279, 28773, 29877, 60187, 67137, 69713, 89631, 180561, 201411, 209139, 421309, 541683, 627417, 1263927, 1384301, 3791781, 4152903, 9690107, 12458709, 29070321, 87210963]

約数ペア:

[(1, 87210963), (3, 29070321), (7, 12458709), (9, 9690107), (21, 4152903), (23, 3791781), (63, 1384301), (69, 1263927), (139, 627417), (161, 541683), (207, 421309), (417, 209139), (433, 201411), (483, 180561), (973, 89631), (1251, 69713), (1299, 67137), (1449, 60187), (2919, 29877), (3031, 28773), (3197, 27279), (3897, 22379), (8757, 9959), (9093, 9591)]