168762237

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{1847}}^1$

素因数の和:2105

約数の個数: 32

約数和(自身を含む): 272025600

約数和(自身を除く): 103263363

約数列:

[1, 3, 7, 19, 21, 57, 133, 229, 399, 687, 1603, 1847, 4351, 4809, 5541, 12929, 13053, 30457, 35093, 38787, 91371, 105279, 245651, 422963, 736953, 1268889, 2960741, 8036297, 8882223, 24108891, 56254079, 168762237]

約数ペア:

[(1, 168762237), (3, 56254079), (7, 24108891), (19, 8882223), (21, 8036297), (57, 2960741), (133, 1268889), (229, 736953), (399, 422963), (687, 245651), (1603, 105279), (1847, 91371), (4351, 38787), (4809, 35093), (5541, 30457), (12929, 13053)]