217029345

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1112971}}^1$

素因数の和:1112992

約数の個数: 16

約数和(自身を含む): 373958592

約数和(自身を除く): 156929247

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 1112971, 3338913, 5564855, 14468623, 16694565, 43405869, 72343115, 217029345]

約数ペア:

[(1, 217029345), (3, 72343115), (5, 43405869), (13, 16694565), (15, 14468623), (39, 5564855), (65, 3338913), (195, 1112971)]