199953439

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{45413}}^1$

素因数の和:45474

約数の個数: 16

約数和(自身を含む): 248505408

約数和(自身を除く): 48551969

約数列:

[1, 7, 17, 37, 119, 259, 629, 4403, 45413, 317891, 772021, 1680281, 5404147, 11761967, 28564777, 199953439]

約数ペア:

[(1, 199953439), (7, 28564777), (17, 11761967), (37, 5404147), (119, 1680281), (259, 772021), (629, 317891), (4403, 45413)]