637211238

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{145283}}^1$

素因数の和:145348

約数の個数: 32

約数和(自身を含む): 1380779136

約数和(自身を除く): 743567898

約数列:

[1, 2, 3, 6, 17, 34, 43, 51, 86, 102, 129, 258, 731, 1462, 2193, 4386, 145283, 290566, 435849, 871698, 2469811, 4939622, 6247169, 7409433, 12494338, 14818866, 18741507, 37483014, 106201873, 212403746, 318605619, 637211238]

約数ペア:

[(1, 637211238), (2, 318605619), (3, 212403746), (6, 106201873), (17, 37483014), (34, 18741507), (43, 14818866), (51, 12494338), (86, 7409433), (102, 6247169), (129, 4939622), (258, 2469811), (731, 871698), (1462, 435849), (2193, 290566), (4386, 145283)]