85397238

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{66821}}^1$

素因数の和:66900

約数の個数: 24

約数和(自身を含む): 187636176

約数和(自身を除く): 102238938

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 66821, 133642, 200463, 400926, 601389, 1202778, 4744291, 9488582, 14232873, 28465746, 42698619, 85397238]

約数ペア:

[(1, 85397238), (2, 42698619), (3, 28465746), (6, 14232873), (9, 9488582), (18, 4744291), (71, 1202778), (142, 601389), (213, 400926), (426, 200463), (639, 133642), (1278, 66821)]