8991339

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7019}}^1$

素因数の和:7090

約数の個数: 16

約数和(自身を含む): 13927680

約数和(自身を除く): 4936341

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 7019, 21057, 49133, 147399, 428159, 1284477, 2997113, 8991339]

約数ペア:

[(1, 8991339), (3, 2997113), (7, 1284477), (21, 428159), (61, 147399), (183, 49133), (427, 21057), (1281, 7019)]