15978856

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 30729600

約数和(自身を除く): 14750744

約数列:

[1, 2, 4, 8, 79, 131, 158, 193, 262, 316, 386, 524, 632, 772, 1048, 1544, 10349, 15247, 20698, 25283, 30494, 41396, 50566, 60988, 82792, 101132, 121976, 202264, 1997357, 3994714, 7989428, 15978856]

約数ペア:

[(1, 15978856), (2, 7989428), (4, 3994714), (8, 1997357), (79, 202264), (131, 121976), (158, 101132), (193, 82792), (262, 60988), (316, 50566), (386, 41396), (524, 30494), (632, 25283), (772, 20698), (1048, 15247), (1544, 10349)]