79983369

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{51971}}^1$

素因数の和:52002

約数の個数: 20

約数和(自身を含む): 125772240

約数和(自身を除く): 45788871

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 51971, 155913, 467739, 987449, 1403217, 2962347, 4209651, 8887041, 26661123, 79983369]

約数ペア:

[(1, 79983369), (3, 26661123), (9, 8887041), (19, 4209651), (27, 2962347), (57, 1403217), (81, 987449), (171, 467739), (513, 155913), (1539, 51971)]