181231372

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{81931}}^1$

素因数の和:82021

約数の個数: 24

約数和(自身を含む): 367055360

約数和(自身を除く): 185823988

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 81931, 163862, 327724, 573517, 1147034, 2294068, 6472549, 12945098, 25890196, 45307843, 90615686, 181231372]

約数ペア:

[(1, 181231372), (2, 90615686), (4, 45307843), (7, 25890196), (14, 12945098), (28, 6472549), (79, 2294068), (158, 1147034), (316, 573517), (553, 327724), (1106, 163862), (2212, 81931)]