6649578

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:359

約数の個数: 48

約数和(自身を含む): 15700776

約数和(自身を除く): 9051198

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 157, 181, 234, 314, 362, 471, 543, 942, 1086, 1413, 1629, 2041, 2353, 2826, 3258, 4082, 4706, 6123, 7059, 12246, 14118, 18369, 21177, 28417, 36738, 42354, 56834, 85251, 170502, 255753, 369421, 511506, 738842, 1108263, 2216526, 3324789, 6649578]

約数ペア:

[(1, 6649578), (2, 3324789), (3, 2216526), (6, 1108263), (9, 738842), (13, 511506), (18, 369421), (26, 255753), (39, 170502), (78, 85251), (117, 56834), (157, 42354), (181, 36738), (234, 28417), (314, 21177), (362, 18369), (471, 14118), (543, 12246), (942, 7059), (1086, 6123), (1413, 4706), (1629, 4082), (2041, 3258), (2353, 2826)]