1553401190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{198899}}^1$

素因数の和:198988

約数の個数: 32

約数和(自身を含む): 3093292800

約数和(自身を除く): 1539891610

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 3905, 7810, 198899, 397798, 994495, 1988990, 2187889, 4375778, 10939445, 14121829, 21878890, 28243658, 70609145, 141218290, 155340119, 310680238, 776700595, 1553401190]

約数ペア:

[(1, 1553401190), (2, 776700595), (5, 310680238), (10, 155340119), (11, 141218290), (22, 70609145), (55, 28243658), (71, 21878890), (110, 14121829), (142, 10939445), (355, 4375778), (710, 2187889), (781, 1988990), (1562, 994495), (3905, 397798), (7810, 198899)]