1221360579

素因数分解:

$3^3\times {\mathrm{101}}^1\times {\mathrm{447877}}^1$

素因数の和:447987

約数の個数: 16

約数和(自身を含む): 1827342240

約数和(自身を除く): 605981661

約数列:

[1, 3, 9, 27, 101, 303, 909, 2727, 447877, 1343631, 4030893, 12092679, 45235577, 135706731, 407120193, 1221360579]

約数ペア:

[(1, 1221360579), (3, 407120193), (9, 135706731), (27, 45235577), (101, 12092679), (303, 4030893), (909, 1343631), (2727, 447877)]