81693948

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{3511}}^1$

素因数の和:3802

約数の個数: 48

約数和(自身を含む): 218699264

約数和(自身を除く): 137005316

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 277, 554, 831, 1108, 1662, 1939, 3324, 3511, 3878, 5817, 7022, 7756, 10533, 11634, 14044, 21066, 23268, 24577, 42132, 49154, 73731, 98308, 147462, 294924, 972547, 1945094, 2917641, 3890188, 5835282, 6807829, 11670564, 13615658, 20423487, 27231316, 40846974, 81693948]

約数ペア:

[(1, 81693948), (2, 40846974), (3, 27231316), (4, 20423487), (6, 13615658), (7, 11670564), (12, 6807829), (14, 5835282), (21, 3890188), (28, 2917641), (42, 1945094), (84, 972547), (277, 294924), (554, 147462), (831, 98308), (1108, 73731), (1662, 49154), (1939, 42132), (3324, 24577), (3511, 23268), (3878, 21066), (5817, 14044), (7022, 11634), (7756, 10533)]