27678195

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19841}}^1$

素因数の和:19883

約数の個数: 24

約数和(自身を含む): 49525632

約数和(自身を除く): 21847437

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 19841, 59523, 99205, 178569, 297615, 615071, 892845, 1845213, 3075355, 5535639, 9226065, 27678195]

約数ペア:

[(1, 27678195), (3, 9226065), (5, 5535639), (9, 3075355), (15, 1845213), (31, 892845), (45, 615071), (93, 297615), (155, 178569), (279, 99205), (465, 59523), (1395, 19841)]