851105855

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{647}}^1$

素因数の和:959

約数の個数: 32

約数和(自身を含む): 1099215360

約数和(自身を除く): 248109505

約数列:

[1, 5, 19, 61, 95, 227, 305, 647, 1135, 1159, 3235, 4313, 5795, 12293, 13847, 21565, 39467, 61465, 69235, 146869, 197335, 263093, 734345, 749873, 1315465, 2790511, 3749365, 8959009, 13952555, 44795045, 170221171, 851105855]

約数ペア:

[(1, 851105855), (5, 170221171), (19, 44795045), (61, 13952555), (95, 8959009), (227, 3749365), (305, 2790511), (647, 1315465), (1135, 749873), (1159, 734345), (3235, 263093), (4313, 197335), (5795, 146869), (12293, 69235), (13847, 61465), (21565, 39467)]