13975215

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 23417856

約数和(自身を除く): 9442641

約数列:

[1, 3, 5, 15, 43, 47, 129, 141, 215, 235, 461, 645, 705, 1383, 2021, 2305, 6063, 6915, 10105, 19823, 21667, 30315, 59469, 65001, 99115, 108335, 297345, 325005, 931681, 2795043, 4658405, 13975215]

約数ペア:

[(1, 13975215), (3, 4658405), (5, 2795043), (15, 931681), (43, 325005), (47, 297345), (129, 108335), (141, 99115), (215, 65001), (235, 59469), (461, 30315), (645, 21667), (705, 19823), (1383, 10105), (2021, 6915), (2305, 6063)]