25477431

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 40255488

約数和(自身を除く): 14778057

約数列:

[1, 3, 7, 21, 47, 83, 141, 249, 311, 329, 581, 933, 987, 1743, 2177, 3901, 6531, 11703, 14617, 25813, 27307, 43851, 77439, 81921, 102319, 180691, 306957, 542073, 1213211, 3639633, 8492477, 25477431]

約数ペア:

[(1, 25477431), (3, 8492477), (7, 3639633), (21, 1213211), (47, 542073), (83, 306957), (141, 180691), (249, 102319), (311, 81921), (329, 77439), (581, 43851), (933, 27307), (987, 25813), (1743, 14617), (2177, 11703), (3901, 6531)]