157777449

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:637

約数の個数: 32

約数和(自身を含む): 224446464

約数和(自身を除く): 66669015

約数列:

[1, 3, 43, 47, 53, 129, 141, 159, 491, 1473, 2021, 2279, 2491, 6063, 6837, 7473, 21113, 23077, 26023, 63339, 69231, 78069, 107113, 321339, 992311, 1118989, 1223081, 2976933, 3356967, 3669243, 52592483, 157777449]

約数ペア:

[(1, 157777449), (3, 52592483), (43, 3669243), (47, 3356967), (53, 2976933), (129, 1223081), (141, 1118989), (159, 992311), (491, 321339), (1473, 107113), (2021, 78069), (2279, 69231), (2491, 63339), (6063, 26023), (6837, 23077), (7473, 21113)]