17961801

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 28425600

約数和(自身を除く): 10463799

約数列:

[1, 3, 11, 13, 33, 39, 143, 149, 281, 429, 447, 843, 1639, 1937, 3091, 3653, 4917, 5811, 9273, 10959, 21307, 40183, 41869, 63921, 120549, 125607, 460559, 544297, 1381677, 1632891, 5987267, 17961801]

約数ペア:

[(1, 17961801), (3, 5987267), (11, 1632891), (13, 1381677), (33, 544297), (39, 460559), (143, 125607), (149, 120549), (281, 63921), (429, 41869), (447, 40183), (843, 21307), (1639, 10959), (1937, 9273), (3091, 5811), (3653, 4917)]