2158142868

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{1223437}}^1$

素因数の和:1223461

約数の個数: 54

約数和(自身を含む): 6345972906

約数和(自身を除く): 4187830038

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 1223437, 2446874, 3670311, 4893748, 7340622, 8564059, 11010933, 14681244, 17128118, 22021866, 25692177, 34256236, 44043732, 51384354, 59948413, 77076531, 102768708, 119896826, 154153062, 179845239, 239793652, 308306124, 359690478, 539535717, 719380956, 1079071434, 2158142868]

約数ペア:

[(1, 2158142868), (2, 1079071434), (3, 719380956), (4, 539535717), (6, 359690478), (7, 308306124), (9, 239793652), (12, 179845239), (14, 154153062), (18, 119896826), (21, 102768708), (28, 77076531), (36, 59948413), (42, 51384354), (49, 44043732), (63, 34256236), (84, 25692177), (98, 22021866), (126, 17128118), (147, 14681244), (196, 11010933), (252, 8564059), (294, 7340622), (441, 4893748), (588, 3670311), (882, 2446874), (1764, 1223437)]