1520404977

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{757}}^1\times {\mathrm{1051}}^1$

素因数の和:1838

約数の個数: 48

約数和(自身を含む): 2545351872

約数和(自身を除く): 1024946895

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 757, 1051, 1911, 2271, 3153, 5299, 7357, 9841, 13663, 15897, 22071, 29523, 37093, 40989, 51499, 68887, 95641, 111279, 154497, 206661, 286923, 482209, 669487, 795607, 1446627, 2008461, 2386821, 5569249, 10342891, 16707747, 31028673, 38984743, 72400237, 116954229, 217200711, 506801659, 1520404977]

約数ペア:

[(1, 1520404977), (3, 506801659), (7, 217200711), (13, 116954229), (21, 72400237), (39, 38984743), (49, 31028673), (91, 16707747), (147, 10342891), (273, 5569249), (637, 2386821), (757, 2008461), (1051, 1446627), (1911, 795607), (2271, 669487), (3153, 482209), (5299, 286923), (7357, 206661), (9841, 154497), (13663, 111279), (15897, 95641), (22071, 68887), (29523, 51499), (37093, 40989)]