81352089

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5843}}^1$

素因数の和:5886

約数の個数: 48

約数和(自身を含む): 153159552

約数和(自身を除く): 71807463

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 819, 1071, 1547, 1989, 4641, 5843, 13923, 17529, 40901, 52587, 75959, 99331, 122703, 227877, 297993, 368109, 531713, 683631, 695317, 893979, 1291303, 1595139, 2085951, 3873909, 4785417, 6257853, 9039121, 11621727, 27117363, 81352089]

約数ペア:

[(1, 81352089), (3, 27117363), (7, 11621727), (9, 9039121), (13, 6257853), (17, 4785417), (21, 3873909), (39, 2085951), (51, 1595139), (63, 1291303), (91, 893979), (117, 695317), (119, 683631), (153, 531713), (221, 368109), (273, 297993), (357, 227877), (663, 122703), (819, 99331), (1071, 75959), (1547, 52587), (1989, 40901), (4641, 17529), (5843, 13923)]