51345495

素因数分解:

$3^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1307}}^1$

素因数の和:1421

約数の個数: 40

約数和(自身を含む): 93061584

約数和(自身を除く): 41716089

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 97, 135, 291, 405, 485, 873, 1307, 1455, 2619, 3921, 4365, 6535, 7857, 11763, 13095, 19605, 35289, 39285, 58815, 105867, 126779, 176445, 380337, 529335, 633895, 1141011, 1901685, 3423033, 5705055, 10269099, 17115165, 51345495]

約数ペア:

[(1, 51345495), (3, 17115165), (5, 10269099), (9, 5705055), (15, 3423033), (27, 1901685), (45, 1141011), (81, 633895), (97, 529335), (135, 380337), (291, 176445), (405, 126779), (485, 105867), (873, 58815), (1307, 39285), (1455, 35289), (2619, 19605), (3921, 13095), (4365, 11763), (6535, 7857)]