156921015

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{2161}}^1$

素因数の和:2319

約数の個数: 32

約数和(自身を含む): 259024896

約数和(自身を除く): 102103881

約数列:

[1, 3, 5, 15, 47, 103, 141, 235, 309, 515, 705, 1545, 2161, 4841, 6483, 10805, 14523, 24205, 32415, 72615, 101567, 222583, 304701, 507835, 667749, 1112915, 1523505, 3338745, 10461401, 31384203, 52307005, 156921015]

約数ペア:

[(1, 156921015), (3, 52307005), (5, 31384203), (15, 10461401), (47, 3338745), (103, 1523505), (141, 1112915), (235, 667749), (309, 507835), (515, 304701), (705, 222583), (1545, 101567), (2161, 72615), (4841, 32415), (6483, 24205), (10805, 14523)]