7387485

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 15130080

約数和(自身を除く): 7742595

約数列:

[1, 3, 5, 7, 15, 19, 21, 23, 35, 49, 57, 69, 95, 105, 115, 133, 147, 161, 245, 285, 345, 399, 437, 483, 529, 665, 735, 805, 931, 1127, 1311, 1587, 1995, 2185, 2415, 2645, 2793, 3059, 3381, 3703, 4655, 5635, 6555, 7935, 9177, 10051, 11109, 13965, 15295, 16905, 18515, 21413, 25921, 30153, 45885, 50255, 55545, 64239, 70357, 77763, 107065, 129605, 150765, 211071, 321195, 351785, 388815, 492499, 1055355, 1477497, 2462495, 7387485]

約数ペア:

[(1, 7387485), (3, 2462495), (5, 1477497), (7, 1055355), (15, 492499), (19, 388815), (21, 351785), (23, 321195), (35, 211071), (49, 150765), (57, 129605), (69, 107065), (95, 77763), (105, 70357), (115, 64239), (133, 55545), (147, 50255), (161, 45885), (245, 30153), (285, 25921), (345, 21413), (399, 18515), (437, 16905), (483, 15295), (529, 13965), (665, 11109), (735, 10051), (805, 9177), (931, 7935), (1127, 6555), (1311, 5635), (1587, 4655), (1995, 3703), (2185, 3381), (2415, 3059), (2645, 2793)]