1397898

素因数分解:

$2^1\times 3^4\times {\mathrm{8629}}^1$

素因数の和:8643

約数の個数: 20

約数和(自身を含む): 3132690

約数和(自身を除く): 1734792

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 8629, 17258, 25887, 51774, 77661, 155322, 232983, 465966, 698949, 1397898]

約数ペア:

[(1, 1397898), (2, 698949), (3, 465966), (6, 232983), (9, 155322), (18, 77661), (27, 51774), (54, 25887), (81, 17258), (162, 8629)]