28182630

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3121}}^1$

素因数の和:3181

約数の個数: 64

約数和(自身を含む): 79123968

約数和(自身を除く): 50941338

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 258, 301, 430, 602, 645, 903, 1290, 1505, 1806, 3010, 3121, 4515, 6242, 9030, 9363, 15605, 18726, 21847, 31210, 43694, 46815, 65541, 93630, 109235, 131082, 134203, 218470, 268406, 327705, 402609, 655410, 671015, 805218, 939421, 1342030, 1878842, 2013045, 2818263, 4026090, 4697105, 5636526, 9394210, 14091315, 28182630]

約数ペア:

[(1, 28182630), (2, 14091315), (3, 9394210), (5, 5636526), (6, 4697105), (7, 4026090), (10, 2818263), (14, 2013045), (15, 1878842), (21, 1342030), (30, 939421), (35, 805218), (42, 671015), (43, 655410), (70, 402609), (86, 327705), (105, 268406), (129, 218470), (210, 134203), (215, 131082), (258, 109235), (301, 93630), (430, 65541), (602, 46815), (645, 43694), (903, 31210), (1290, 21847), (1505, 18726), (1806, 15605), (3010, 9363), (3121, 9030), (4515, 6242)]