157788578

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{68071}}^1$

素因数の和:68153

約数の個数: 16

約数和(自身を含む): 253227840

約数和(自身を除く): 95439262

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 68071, 136142, 1293349, 2586698, 4152331, 8304662, 78894289, 157788578]

約数ペア:

[(1, 157788578), (2, 78894289), (19, 8304662), (38, 4152331), (61, 2586698), (122, 1293349), (1159, 136142), (2318, 68071)]