28305046

素因数分解:

$2^1\times 7^3\times {\mathrm{11}}^3\times {\mathrm{31}}^1$

素因数の和:87

約数の個数: 64

約数和(自身を含む): 56217600

約数和(自身を除く): 27912554

約数列:

[1, 2, 7, 11, 14, 22, 31, 49, 62, 77, 98, 121, 154, 217, 242, 341, 343, 434, 539, 682, 686, 847, 1078, 1331, 1519, 1694, 2387, 2662, 3038, 3751, 3773, 4774, 5929, 7502, 7546, 9317, 10633, 11858, 16709, 18634, 21266, 26257, 33418, 41261, 41503, 52514, 65219, 82522, 83006, 116963, 130438, 183799, 233926, 288827, 367598, 456533, 577654, 913066, 1286593, 2021789, 2573186, 4043578, 14152523, 28305046]

約数ペア:

[(1, 28305046), (2, 14152523), (7, 4043578), (11, 2573186), (14, 2021789), (22, 1286593), (31, 913066), (49, 577654), (62, 456533), (77, 367598), (98, 288827), (121, 233926), (154, 183799), (217, 130438), (242, 116963), (341, 83006), (343, 82522), (434, 65219), (539, 52514), (682, 41503), (686, 41261), (847, 33418), (1078, 26257), (1331, 21266), (1519, 18634), (1694, 16709), (2387, 11858), (2662, 10633), (3038, 9317), (3751, 7546), (3773, 7502), (4774, 5929)]