245492426

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{105907}}^1$

素因数の和:105989

約数の個数: 16

約数和(自身を含む): 393977760

約数和(自身を除く): 148485334

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 105907, 211814, 2012233, 4024466, 6460327, 12920654, 122746213, 245492426]

約数ペア:

[(1, 245492426), (2, 122746213), (19, 12920654), (38, 6460327), (61, 4024466), (122, 2012233), (1159, 211814), (2318, 105907)]