61645725

素因数分解:

$3^3\times 5^2\times {\mathrm{271}}^1\times {\mathrm{337}}^1$

素因数の和:627

約数の個数: 48

約数和(自身を含む): 114000640

約数和(自身を除く): 52354915

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 271, 337, 675, 813, 1011, 1355, 1685, 2439, 3033, 4065, 5055, 6775, 7317, 8425, 9099, 12195, 15165, 20325, 25275, 36585, 45495, 60975, 75825, 91327, 182925, 227475, 273981, 456635, 821943, 1369905, 2283175, 2465829, 4109715, 6849525, 12329145, 20548575, 61645725]

約数ペア:

[(1, 61645725), (3, 20548575), (5, 12329145), (9, 6849525), (15, 4109715), (25, 2465829), (27, 2283175), (45, 1369905), (75, 821943), (135, 456635), (225, 273981), (271, 227475), (337, 182925), (675, 91327), (813, 75825), (1011, 60975), (1355, 45495), (1685, 36585), (2439, 25275), (3033, 20325), (4065, 15165), (5055, 12195), (6775, 9099), (7317, 8425)]