15687675

素因数分解:

$3^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:210

約数の個数: 60

約数和(自身を含む): 29767936

約数和(自身を除く): 14080261

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 61, 75, 81, 127, 135, 183, 225, 305, 381, 405, 549, 635, 675, 915, 1143, 1525, 1647, 1905, 2025, 2745, 3175, 3429, 4575, 4941, 5715, 7747, 8235, 9525, 10287, 13725, 17145, 23241, 24705, 28575, 38735, 41175, 51435, 69723, 85725, 116205, 123525, 193675, 209169, 257175, 348615, 581025, 627507, 1045845, 1743075, 3137535, 5229225, 15687675]

約数ペア:

[(1, 15687675), (3, 5229225), (5, 3137535), (9, 1743075), (15, 1045845), (25, 627507), (27, 581025), (45, 348615), (61, 257175), (75, 209169), (81, 193675), (127, 123525), (135, 116205), (183, 85725), (225, 69723), (305, 51435), (381, 41175), (405, 38735), (549, 28575), (635, 24705), (675, 23241), (915, 17145), (1143, 13725), (1525, 10287), (1647, 9525), (1905, 8235), (2025, 7747), (2745, 5715), (3175, 4941), (3429, 4575)]