2743923

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:88

約数の個数: 48

約数和(自身を含む): 4954880

約数和(自身を除く): 2210957

約数列:

[1, 3, 7, 13, 19, 21, 23, 39, 57, 69, 91, 133, 161, 247, 273, 299, 399, 437, 483, 529, 741, 897, 1311, 1587, 1729, 2093, 3059, 3703, 5187, 5681, 6279, 6877, 9177, 10051, 11109, 17043, 20631, 30153, 39767, 48139, 70357, 119301, 130663, 144417, 211071, 391989, 914641, 2743923]

約数ペア:

[(1, 2743923), (3, 914641), (7, 391989), (13, 211071), (19, 144417), (21, 130663), (23, 119301), (39, 70357), (57, 48139), (69, 39767), (91, 30153), (133, 20631), (161, 17043), (247, 11109), (273, 10051), (299, 9177), (399, 6877), (437, 6279), (483, 5681), (529, 5187), (741, 3703), (897, 3059), (1311, 2093), (1587, 1729)]