198694443

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{3137}}^1$

素因数の和:3674

約数の個数: 16

約数和(自身を含む): 271725696

約数和(自身を除く): 73031253

約数列:

[1, 3, 43, 129, 491, 1473, 3137, 9411, 21113, 63339, 134891, 404673, 1540267, 4620801, 66231481, 198694443]

約数ペア:

[(1, 198694443), (3, 66231481), (43, 4620801), (129, 1540267), (491, 404673), (1473, 134891), (3137, 63339), (9411, 21113)]