311320107

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 525790720

約数和(自身を除く): 214470613

約数列:

[1, 3, 7, 9, 21, 63, 73, 139, 219, 417, 487, 511, 657, 973, 1251, 1461, 1533, 2919, 3409, 4383, 4599, 8757, 10147, 10227, 30441, 30681, 35551, 67693, 71029, 91323, 106653, 203079, 213087, 248857, 319959, 473851, 609237, 639261, 746571, 1421553, 2239713, 4264659, 4941589, 14824767, 34591123, 44474301, 103773369, 311320107]

約数ペア:

[(1, 311320107), (3, 103773369), (7, 44474301), (9, 34591123), (21, 14824767), (63, 4941589), (73, 4264659), (139, 2239713), (219, 1421553), (417, 746571), (487, 639261), (511, 609237), (657, 473851), (973, 319959), (1251, 248857), (1461, 213087), (1533, 203079), (2919, 106653), (3409, 91323), (4383, 71029), (4599, 67693), (8757, 35551), (10147, 30681), (10227, 30441)]