26356395

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{281}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 47064672

約数和(自身を除く): 20708277

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 169, 185, 195, 281, 481, 507, 555, 843, 845, 1405, 1443, 2405, 2535, 3653, 4215, 6253, 7215, 10397, 10959, 18265, 18759, 31191, 31265, 47489, 51985, 54795, 93795, 135161, 142467, 155955, 237445, 405483, 675805, 712335, 1757093, 2027415, 5271279, 8785465, 26356395]

約数ペア:

[(1, 26356395), (3, 8785465), (5, 5271279), (13, 2027415), (15, 1757093), (37, 712335), (39, 675805), (65, 405483), (111, 237445), (169, 155955), (185, 142467), (195, 135161), (281, 93795), (481, 54795), (507, 51985), (555, 47489), (843, 31265), (845, 31191), (1405, 18759), (1443, 18265), (2405, 10959), (2535, 10397), (3653, 7215), (4215, 6253)]