278313672005

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{811}}^1\times {\mathrm{2984117}}^1$

素因数の和:2984956

約数の個数: 16

約数和(自身を含む): 348926949504

約数和(自身を除く): 70613277499

約数列:

[1, 5, 23, 115, 811, 4055, 18653, 93265, 2984117, 14920585, 68634691, 343173455, 2420118887, 12100594435, 55662734401, 278313672005]

約数ペア:

[(1, 278313672005), (5, 55662734401), (23, 12100594435), (115, 2420118887), (811, 343173455), (4055, 68634691), (18653, 14920585), (93265, 2984117)]