397258484

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{12589}}^1$

素因数の和:12637

約数の個数: 48

約数和(自身を含む): 846048000

約数和(自身を除く): 448789516

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 343, 644, 686, 1127, 1372, 2254, 4508, 7889, 12589, 15778, 25178, 31556, 50356, 88123, 176246, 289547, 352492, 579094, 616861, 1158188, 1233722, 2026829, 2467444, 4053658, 4318027, 8107316, 8636054, 14187803, 17272108, 28375606, 56751212, 99314621, 198629242, 397258484]

約数ペア:

[(1, 397258484), (2, 198629242), (4, 99314621), (7, 56751212), (14, 28375606), (23, 17272108), (28, 14187803), (46, 8636054), (49, 8107316), (92, 4318027), (98, 4053658), (161, 2467444), (196, 2026829), (322, 1233722), (343, 1158188), (644, 616861), (686, 579094), (1127, 352492), (1372, 289547), (2254, 176246), (4508, 88123), (7889, 50356), (12589, 31556), (15778, 25178)]