12944505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 25141248

約数和(自身を除く): 12196743

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 47, 61, 105, 129, 141, 183, 215, 235, 301, 305, 329, 427, 645, 705, 903, 915, 987, 1281, 1505, 1645, 2021, 2135, 2623, 2867, 4515, 4935, 6063, 6405, 7869, 8601, 10105, 13115, 14147, 14335, 18361, 20069, 30315, 39345, 42441, 43005, 55083, 60207, 70735, 91805, 100345, 123281, 212205, 275415, 301035, 369843, 616405, 862967, 1849215, 2588901, 4314835, 12944505]

約数ペア:

[(1, 12944505), (3, 4314835), (5, 2588901), (7, 1849215), (15, 862967), (21, 616405), (35, 369843), (43, 301035), (47, 275415), (61, 212205), (105, 123281), (129, 100345), (141, 91805), (183, 70735), (215, 60207), (235, 55083), (301, 43005), (305, 42441), (329, 39345), (427, 30315), (645, 20069), (705, 18361), (903, 14335), (915, 14147), (987, 13115), (1281, 10105), (1505, 8601), (1645, 7869), (2021, 6405), (2135, 6063), (2623, 4935), (2867, 4515)]