315431571

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{12697}}^1$

素因数の和:12740

約数の個数: 36

約数和(自身を含む): 529811352

約数和(自身を除く): 214379781

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 169, 273, 507, 637, 1183, 1911, 3549, 8281, 12697, 24843, 38091, 88879, 165061, 266637, 495183, 622153, 1155427, 1866459, 2145793, 3466281, 6437379, 8087989, 15020551, 24263967, 45061653, 105143857, 315431571]

約数ペア:

[(1, 315431571), (3, 105143857), (7, 45061653), (13, 24263967), (21, 15020551), (39, 8087989), (49, 6437379), (91, 3466281), (147, 2145793), (169, 1866459), (273, 1155427), (507, 622153), (637, 495183), (1183, 266637), (1911, 165061), (3549, 88879), (8281, 38091), (12697, 24843)]