1213365890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{269039}}^1$

素因数の和:269098

約数の個数: 32

約数和(自身を含む): 2440730880

約数和(自身を除く): 1227364990

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 269039, 538078, 1345195, 2690390, 2959429, 5918858, 11030599, 14797145, 22061198, 29594290, 55152995, 110305990, 121336589, 242673178, 606682945, 1213365890]

約数ペア:

[(1, 1213365890), (2, 606682945), (5, 242673178), (10, 121336589), (11, 110305990), (22, 55152995), (41, 29594290), (55, 22061198), (82, 14797145), (110, 11030599), (205, 5918858), (410, 2959429), (451, 2690390), (902, 1345195), (2255, 538078), (4510, 269039)]