28051088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7933}}^1$

素因数の和:7971

約数の個数: 40

約数和(自身を含む): 61980408

約数和(自身を除く): 33929320

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 7933, 15866, 31732, 63464, 103129, 126928, 134861, 206258, 269722, 412516, 539444, 825032, 1078888, 1650064, 1753193, 2157776, 3506386, 7012772, 14025544, 28051088]

約数ペア:

[(1, 28051088), (2, 14025544), (4, 7012772), (8, 3506386), (13, 2157776), (16, 1753193), (17, 1650064), (26, 1078888), (34, 825032), (52, 539444), (68, 412516), (104, 269722), (136, 206258), (208, 134861), (221, 126928), (272, 103129), (442, 63464), (884, 31732), (1768, 15866), (3536, 7933)]