420757174

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{78823}}^1$

素因数の和:78999

約数の個数: 16

約数和(自身を含む): 672526368

約数和(自身を除く): 251769194

約数列:

[1, 2, 17, 34, 157, 314, 2669, 5338, 78823, 157646, 1339991, 2679982, 12375211, 24750422, 210378587, 420757174]

約数ペア:

[(1, 420757174), (2, 210378587), (17, 24750422), (34, 12375211), (157, 2679982), (314, 1339991), (2669, 157646), (5338, 78823)]