213852015

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{121853}}^1$

素因数の和:121880

約数の個数: 32

約数和(自身を含む): 409429440

約数和(自身を除く): 195577425

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 121853, 365559, 609265, 1096677, 1584089, 1827795, 3290031, 4752267, 5483385, 7920445, 14256801, 16450155, 23761335, 42770403, 71284005, 213852015]

約数ペア:

[(1, 213852015), (3, 71284005), (5, 42770403), (9, 23761335), (13, 16450155), (15, 14256801), (27, 7920445), (39, 5483385), (45, 4752267), (65, 3290031), (117, 1827795), (135, 1584089), (195, 1096677), (351, 609265), (585, 365559), (1755, 121853)]