199933331

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{439}}^1\times {\mathrm{661}}^1$

素因数の和:1166

約数の個数: 16

約数和(自身を含む): 220207680

約数和(自身を除く): 20274349

約数列:

[1, 13, 53, 439, 661, 689, 5707, 8593, 23267, 35033, 290179, 302471, 455429, 3772327, 15379487, 199933331]

約数ペア:

[(1, 199933331), (13, 15379487), (53, 3772327), (439, 455429), (661, 302471), (689, 290179), (5707, 35033), (8593, 23267)]