1245634551

素因数分解:

$3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{659}}^1$

素因数の和:885

約数の個数: 64

約数和(自身を含む): 2156774400

約数和(自身を除く): 911139849

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 137, 189, 219, 411, 511, 657, 659, 959, 1233, 1533, 1971, 1977, 2877, 3699, 4599, 4613, 5931, 8631, 10001, 13797, 13839, 17793, 25893, 30003, 41517, 48107, 70007, 90009, 90283, 124551, 144321, 210021, 270027, 270849, 336749, 432963, 630063, 631981, 812547, 1010247, 1298889, 1890189, 1895943, 2437641, 3030741, 5687829, 6590659, 9092223, 17063487, 19771977, 46134613, 59315931, 138403839, 177947793, 415211517, 1245634551]

約数ペア:

[(1, 1245634551), (3, 415211517), (7, 177947793), (9, 138403839), (21, 59315931), (27, 46134613), (63, 19771977), (73, 17063487), (137, 9092223), (189, 6590659), (219, 5687829), (411, 3030741), (511, 2437641), (657, 1895943), (659, 1890189), (959, 1298889), (1233, 1010247), (1533, 812547), (1971, 631981), (1977, 630063), (2877, 432963), (3699, 336749), (4599, 270849), (4613, 270027), (5931, 210021), (8631, 144321), (10001, 124551), (13797, 90283), (13839, 90009), (17793, 70007), (25893, 48107), (30003, 41517)]