281847843

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4259}}^1$

素因数の和:4333

約数の個数: 40

約数和(自身を含む): 453604800

約数和(自身を除く): 171756957

約数列:

[1, 3, 9, 19, 27, 43, 57, 81, 129, 171, 387, 513, 817, 1161, 1539, 2451, 3483, 4259, 7353, 12777, 22059, 38331, 66177, 80921, 114993, 183137, 242763, 344979, 549411, 728289, 1648233, 2184867, 3479603, 4944699, 6554601, 10438809, 14834097, 31316427, 93949281, 281847843]

約数ペア:

[(1, 281847843), (3, 93949281), (9, 31316427), (19, 14834097), (27, 10438809), (43, 6554601), (57, 4944699), (81, 3479603), (129, 2184867), (171, 1648233), (387, 728289), (513, 549411), (817, 344979), (1161, 242763), (1539, 183137), (2451, 114993), (3483, 80921), (4259, 66177), (7353, 38331), (12777, 22059)]