212626518

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 469022400

約数和(自身を除く): 256395882

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 109, 178, 218, 267, 281, 327, 534, 562, 654, 843, 1157, 1417, 1686, 2314, 2834, 3471, 3653, 4251, 6942, 7306, 8502, 9701, 10959, 19402, 21918, 25009, 29103, 30629, 50018, 58206, 61258, 75027, 91887, 126113, 150054, 183774, 252226, 325117, 378339, 398177, 650234, 756678, 796354, 975351, 1194531, 1950702, 2389062, 2725981, 5451962, 8177943, 16355886, 35437753, 70875506, 106313259, 212626518]

約数ペア:

[(1, 212626518), (2, 106313259), (3, 70875506), (6, 35437753), (13, 16355886), (26, 8177943), (39, 5451962), (78, 2725981), (89, 2389062), (109, 1950702), (178, 1194531), (218, 975351), (267, 796354), (281, 756678), (327, 650234), (534, 398177), (562, 378339), (654, 325117), (843, 252226), (1157, 183774), (1417, 150054), (1686, 126113), (2314, 91887), (2834, 75027), (3471, 61258), (3653, 58206), (4251, 50018), (6942, 30629), (7306, 29103), (8502, 25009), (9701, 21918), (10959, 19402)]