1235493

素因数分解:

$3^4\times 7^1\times {\mathrm{2179}}^1$

素因数の和:2198

約数の個数: 20

約数和(自身を含む): 2110240

約数和(自身を除く): 874747

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 2179, 6537, 15253, 19611, 45759, 58833, 137277, 176499, 411831, 1235493]

約数ペア:

[(1, 1235493), (3, 411831), (7, 176499), (9, 137277), (21, 58833), (27, 45759), (63, 19611), (81, 15253), (189, 6537), (567, 2179)]