17790111

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{4673}}^1$

素因数の和:4732

約数の個数: 20

約数和(自身を含む): 27146592

約数和(自身を除く): 9356481

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 4673, 14019, 42057, 126171, 219631, 378513, 658893, 1976679, 5930037, 17790111]

約数ペア:

[(1, 17790111), (3, 5930037), (9, 1976679), (27, 658893), (47, 378513), (81, 219631), (141, 126171), (423, 42057), (1269, 14019), (3807, 4673)]