81855816

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28661}}^1$

素因数の和:28694

約数の個数: 64

約数和(自身を含む): 247639680

約数和(自身を除く): 165783864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 28661, 57322, 85983, 114644, 171966, 200627, 229288, 343932, 401254, 487237, 601881, 687864, 802508, 974474, 1203762, 1461711, 1605016, 1948948, 2407524, 2923422, 3410659, 3897896, 4815048, 5846844, 6821318, 10231977, 11693688, 13642636, 20463954, 27285272, 40927908, 81855816]

約数ペア:

[(1, 81855816), (2, 40927908), (3, 27285272), (4, 20463954), (6, 13642636), (7, 11693688), (8, 10231977), (12, 6821318), (14, 5846844), (17, 4815048), (21, 3897896), (24, 3410659), (28, 2923422), (34, 2407524), (42, 1948948), (51, 1605016), (56, 1461711), (68, 1203762), (84, 974474), (102, 802508), (119, 687864), (136, 601881), (168, 487237), (204, 401254), (238, 343932), (357, 229288), (408, 200627), (476, 171966), (714, 114644), (952, 85983), (1428, 57322), (2856, 28661)]