28397776

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3433}}^1$

素因数の和:3499

約数の個数: 40

約数和(自身を含む): 61317504

約数和(自身を除く): 32919728

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 88, 94, 176, 188, 376, 517, 752, 1034, 2068, 3433, 4136, 6866, 8272, 13732, 27464, 37763, 54928, 75526, 151052, 161351, 302104, 322702, 604208, 645404, 1290808, 1774861, 2581616, 3549722, 7099444, 14198888, 28397776]

約数ペア:

[(1, 28397776), (2, 14198888), (4, 7099444), (8, 3549722), (11, 2581616), (16, 1774861), (22, 1290808), (44, 645404), (47, 604208), (88, 322702), (94, 302104), (176, 161351), (188, 151052), (376, 75526), (517, 54928), (752, 37763), (1034, 27464), (2068, 13732), (3433, 8272), (4136, 6866)]