213535215

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{279131}}^1$

素因数の和:279159

約数の個数: 24

約数和(自身を含む): 391901328

約数和(自身を除く): 178366113

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 279131, 837393, 1395655, 2512179, 4186965, 4745227, 12560895, 14235681, 23726135, 42707043, 71178405, 213535215]

約数ペア:

[(1, 213535215), (3, 71178405), (5, 42707043), (9, 23726135), (15, 14235681), (17, 12560895), (45, 4745227), (51, 4186965), (85, 2512179), (153, 1395655), (255, 837393), (765, 279131)]