7542639

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:86

約数の個数: 60

約数和(自身を含む): 13285800

約数和(自身を除く): 5743161

約数列:

[1, 3, 9, 13, 19, 27, 29, 39, 57, 81, 87, 117, 169, 171, 247, 261, 351, 377, 507, 513, 551, 741, 783, 1053, 1131, 1521, 1539, 1653, 2223, 2349, 3211, 3393, 4563, 4901, 4959, 6669, 7163, 9633, 10179, 13689, 14703, 14877, 20007, 21489, 28899, 30537, 44109, 44631, 64467, 86697, 93119, 132327, 193401, 260091, 279357, 396981, 580203, 838071, 2514213, 7542639]

約数ペア:

[(1, 7542639), (3, 2514213), (9, 838071), (13, 580203), (19, 396981), (27, 279357), (29, 260091), (39, 193401), (57, 132327), (81, 93119), (87, 86697), (117, 64467), (169, 44631), (171, 44109), (247, 30537), (261, 28899), (351, 21489), (377, 20007), (507, 14877), (513, 14703), (551, 13689), (741, 10179), (783, 9633), (1053, 7163), (1131, 6669), (1521, 4959), (1539, 4901), (1653, 4563), (2223, 3393), (2349, 3211)]