2780685

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1013}}^1$

素因数の和:1085

約数の個数: 24

約数和(自身を含む): 4903704

約数和(自身を除く): 2123019

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 915, 1013, 2745, 3039, 5065, 9117, 15195, 45585, 61793, 185379, 308965, 556137, 926895, 2780685]

約数ペア:

[(1, 2780685), (3, 926895), (5, 556137), (9, 308965), (15, 185379), (45, 61793), (61, 45585), (183, 15195), (305, 9117), (549, 5065), (915, 3039), (1013, 2745)]