15707939751

素因数分解:

$3^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{326779}}^1$

素因数の和:326908

約数の個数: 36

約数和(自身を含む): 26635837800

約数和(自身を除く): 10927898049

約数列:

[1, 3, 7, 9, 21, 49, 63, 109, 147, 327, 441, 763, 981, 2289, 5341, 6867, 16023, 48069, 326779, 980337, 2287453, 2941011, 6862359, 16012171, 20587077, 35618911, 48036513, 106856733, 144109539, 249332377, 320570199, 747997131, 1745326639, 2243991393, 5235979917, 15707939751]

約数ペア:

[(1, 15707939751), (3, 5235979917), (7, 2243991393), (9, 1745326639), (21, 747997131), (49, 320570199), (63, 249332377), (109, 144109539), (147, 106856733), (327, 48036513), (441, 35618911), (763, 20587077), (981, 16012171), (2289, 6862359), (5341, 2941011), (6867, 2287453), (16023, 980337), (48069, 326779)]