30781701

素因数分解:

$3^4\times {\mathrm{293}}^1\times {\mathrm{1297}}^1$

素因数の和:1602

約数の個数: 20

約数和(自身を含む): 46175052

約数和(自身を除く): 15393351

約数列:

[1, 3, 9, 27, 81, 293, 879, 1297, 2637, 3891, 7911, 11673, 23733, 35019, 105057, 380021, 1140063, 3420189, 10260567, 30781701]

約数ペア:

[(1, 30781701), (3, 10260567), (9, 3420189), (27, 1140063), (81, 380021), (293, 105057), (879, 35019), (1297, 23733), (2637, 11673), (3891, 7911)]