56975961

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 88704000

約数和(自身を除く): 31728039

約数列:

[1, 3, 7, 21, 131, 139, 149, 393, 417, 447, 917, 973, 1043, 2751, 2919, 3129, 18209, 19519, 20711, 54627, 58557, 62133, 127463, 136633, 144977, 382389, 409899, 434931, 2713141, 8139423, 18991987, 56975961]

約数ペア:

[(1, 56975961), (3, 18991987), (7, 8139423), (21, 2713141), (131, 434931), (139, 409899), (149, 382389), (393, 144977), (417, 136633), (447, 127463), (917, 62133), (973, 58557), (1043, 54627), (2751, 20711), (2919, 19519), (3129, 18209)]