133308567

素因数分解:

$3^2\times 7^2\times {\mathrm{302287}}^1$

素因数の和:302307

約数の個数: 18

約数和(自身を含む): 223995408

約数和(自身を除く): 90686841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 302287, 906861, 2116009, 2720583, 6348027, 14812063, 19044081, 44436189, 133308567]

約数ペア:

[(1, 133308567), (3, 44436189), (7, 19044081), (9, 14812063), (21, 6348027), (49, 2720583), (63, 2116009), (147, 906861), (441, 302287)]