313618190

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{131221}}^1$

素因数の和:131467

約数の個数: 16

約数和(自身を含む): 566879040

約数和(自身を除く): 253260850

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 131221, 262442, 656105, 1312210, 31361819, 62723638, 156809095, 313618190]

約数ペア:

[(1, 313618190), (2, 156809095), (5, 62723638), (10, 31361819), (239, 1312210), (478, 656105), (1195, 262442), (2390, 131221)]