89072739

素因数分解:

$3^2\times 7^2\times {\mathrm{201979}}^1$

素因数の和:201999

約数の個数: 18

約数和(自身を含む): 149667180

約数和(自身を除く): 60594441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 201979, 605937, 1413853, 1817811, 4241559, 9896971, 12724677, 29690913, 89072739]

約数ペア:

[(1, 89072739), (3, 29690913), (7, 12724677), (9, 9896971), (21, 4241559), (49, 1817811), (63, 1413853), (147, 605937), (441, 201979)]