289552431

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{2833}}^1$

素因数の和:3031

約数の個数: 32

約数和(自身を含む): 458518528

約数和(自身を除く): 168966097

約数列:

[1, 3, 7, 21, 31, 93, 157, 217, 471, 651, 1099, 2833, 3297, 4867, 8499, 14601, 19831, 34069, 59493, 87823, 102207, 263469, 444781, 614761, 1334343, 1844283, 3113467, 9340401, 13788211, 41364633, 96517477, 289552431]

約数ペア:

[(1, 289552431), (3, 96517477), (7, 41364633), (21, 13788211), (31, 9340401), (93, 3113467), (157, 1844283), (217, 1334343), (471, 614761), (651, 444781), (1099, 263469), (2833, 102207), (3297, 87823), (4867, 59493), (8499, 34069), (14601, 19831)]