139804924

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{81853}}^1$

素因数の和:81925

約数の個数: 24

約数和(自身を含む): 284197088

約数和(自身を除く): 144392164

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 81853, 163706, 327412, 572971, 1145942, 2291884, 4993033, 9986066, 19972132, 34951231, 69902462, 139804924]

約数ペア:

[(1, 139804924), (2, 69902462), (4, 34951231), (7, 19972132), (14, 9986066), (28, 4993033), (61, 2291884), (122, 1145942), (244, 572971), (427, 327412), (854, 163706), (1708, 81853)]