28081064

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 60540480

約数和(自身を除く): 32459416

約数列:

[1, 2, 4, 8, 11, 22, 41, 43, 44, 82, 86, 88, 164, 172, 181, 328, 344, 362, 451, 473, 724, 902, 946, 1448, 1763, 1804, 1892, 1991, 3526, 3608, 3784, 3982, 7052, 7421, 7783, 7964, 14104, 14842, 15566, 15928, 19393, 29684, 31132, 38786, 59368, 62264, 77572, 81631, 85613, 155144, 163262, 171226, 319103, 326524, 342452, 638206, 653048, 684904, 1276412, 2552824, 3510133, 7020266, 14040532, 28081064]

約数ペア:

[(1, 28081064), (2, 14040532), (4, 7020266), (8, 3510133), (11, 2552824), (22, 1276412), (41, 684904), (43, 653048), (44, 638206), (82, 342452), (86, 326524), (88, 319103), (164, 171226), (172, 163262), (181, 155144), (328, 85613), (344, 81631), (362, 77572), (451, 62264), (473, 59368), (724, 38786), (902, 31132), (946, 29684), (1448, 19393), (1763, 15928), (1804, 15566), (1892, 14842), (1991, 14104), (3526, 7964), (3608, 7783), (3784, 7421), (3982, 7052)]