198991730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{2842739}}^1$

素因数の和:2842753

約数の個数: 16

約数和(自身を含む): 409354560

約数和(自身を除く): 210362830

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 2842739, 5685478, 14213695, 19899173, 28427390, 39798346, 99495865, 198991730]

約数ペア:

[(1, 198991730), (2, 99495865), (5, 39798346), (7, 28427390), (10, 19899173), (14, 14213695), (35, 5685478), (70, 2842739)]