331339239

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{16487}}^1$

素因数の和:16540

約数の個数: 48

約数和(自身を含む): 617310720

約数和(自身を除く): 285971481

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 99, 203, 231, 261, 319, 609, 693, 957, 1827, 2233, 2871, 6699, 16487, 20097, 49461, 115409, 148383, 181357, 346227, 478123, 544071, 1038681, 1269499, 1434369, 1632213, 3346861, 3808497, 4303107, 5259353, 10040583, 11425491, 15778059, 30121749, 36815471, 47334177, 110446413, 331339239]

約数ペア:

[(1, 331339239), (3, 110446413), (7, 47334177), (9, 36815471), (11, 30121749), (21, 15778059), (29, 11425491), (33, 10040583), (63, 5259353), (77, 4303107), (87, 3808497), (99, 3346861), (203, 1632213), (231, 1434369), (261, 1269499), (319, 1038681), (609, 544071), (693, 478123), (957, 346227), (1827, 181357), (2233, 148383), (2871, 115409), (6699, 49461), (16487, 20097)]