198209199

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{601}}^1\times {\mathrm{2339}}^1$

素因数の和:2990

約数の個数: 16

約数和(自身を含む): 270466560

約数和(自身を除く): 72257361

約数列:

[1, 3, 47, 141, 601, 1803, 2339, 7017, 28247, 84741, 109933, 329799, 1405739, 4217217, 66069733, 198209199]

約数ペア:

[(1, 198209199), (3, 66069733), (47, 4217217), (141, 1405739), (601, 329799), (1803, 109933), (2339, 84741), (7017, 28247)]