1224951

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 2049264

約数和(自身を除く): 824313

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 641, 1911, 1923, 4487, 8333, 13461, 24999, 31409, 58331, 94227, 174993, 408317, 1224951]

約数ペア:

[(1, 1224951), (3, 408317), (7, 174993), (13, 94227), (21, 58331), (39, 31409), (49, 24999), (91, 13461), (147, 8333), (273, 4487), (637, 1923), (641, 1911)]