2720989154

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1\times {\mathrm{6229}}^1$

素因数の和:6614

約数の個数: 32

約数和(自身を含む): 4493225520

約数和(自身を除く): 1772236366

約数列:

[1, 2, 13, 26, 53, 106, 317, 634, 689, 1378, 4121, 6229, 8242, 12458, 16801, 33602, 80977, 161954, 218413, 330137, 436826, 660274, 1974593, 3949186, 4291781, 8583562, 25669709, 51339418, 104653429, 209306858, 1360494577, 2720989154]

約数ペア:

[(1, 2720989154), (2, 1360494577), (13, 209306858), (26, 104653429), (53, 51339418), (106, 25669709), (317, 8583562), (634, 4291781), (689, 3949186), (1378, 1974593), (4121, 660274), (6229, 436826), (8242, 330137), (12458, 218413), (16801, 161954), (33602, 80977)]