188779005

素因数分解:

$3^4\times 5^1\times {\mathrm{466121}}^1$

素因数の和:466138

約数の個数: 20

約数和(自身を含む): 338404572

約数和(自身を除く): 149625567

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 466121, 1398363, 2330605, 4195089, 6991815, 12585267, 20975445, 37755801, 62926335, 188779005]

約数ペア:

[(1, 188779005), (3, 62926335), (5, 37755801), (9, 20975445), (15, 12585267), (27, 6991815), (45, 4195089), (81, 2330605), (135, 1398363), (405, 466121)]