129211012

素因数分解:

$2^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{30971}}^1$

素因数の和:31131

約数の個数: 24

約数和(自身を含む): 260164800

約数和(自身を除く): 130953788

約数列:

[1, 2, 4, 7, 14, 28, 149, 298, 596, 1043, 2086, 4172, 30971, 61942, 123884, 216797, 433594, 867188, 4614679, 9229358, 18458716, 32302753, 64605506, 129211012]

約数ペア:

[(1, 129211012), (2, 64605506), (4, 32302753), (7, 18458716), (14, 9229358), (28, 4614679), (149, 867188), (298, 433594), (596, 216797), (1043, 123884), (2086, 61942), (4172, 30971)]