8747490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6781}}^1$

素因数の和:6834

約数の個数: 32

約数和(自身を含む): 21485376

約数和(自身を除く): 12737886

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 6781, 13562, 20343, 33905, 40686, 67810, 101715, 203430, 291583, 583166, 874749, 1457915, 1749498, 2915830, 4373745, 8747490]

約数ペア:

[(1, 8747490), (2, 4373745), (3, 2915830), (5, 1749498), (6, 1457915), (10, 874749), (15, 583166), (30, 291583), (43, 203430), (86, 101715), (129, 67810), (215, 40686), (258, 33905), (430, 20343), (645, 13562), (1290, 6781)]