189969705

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{15131}}^1$

素因数の和:15179

約数の個数: 40

約数和(自身を含む): 351546624

約数和(自身を除く): 161576919

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 155, 279, 405, 465, 837, 1395, 2511, 4185, 12555, 15131, 45393, 75655, 136179, 226965, 408537, 469061, 680895, 1225611, 1407183, 2042685, 2345305, 4221549, 6128055, 7035915, 12664647, 21107745, 37993941, 63323235, 189969705]

約数ペア:

[(1, 189969705), (3, 63323235), (5, 37993941), (9, 21107745), (15, 12664647), (27, 7035915), (31, 6128055), (45, 4221549), (81, 2345305), (93, 2042685), (135, 1407183), (155, 1225611), (279, 680895), (405, 469061), (465, 408537), (837, 226965), (1395, 136179), (2511, 75655), (4185, 45393), (12555, 15131)]