81869893

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{2693}}^1$

素因数の和:2844

約数の個数: 16

約数和(自身を含む): 96725376

約数和(自身を除く): 14855483

約数列:

[1, 7, 43, 101, 301, 707, 2693, 4343, 18851, 30401, 115799, 271993, 810593, 1903951, 11695699, 81869893]

約数ペア:

[(1, 81869893), (7, 11695699), (43, 1903951), (101, 810593), (301, 271993), (707, 115799), (2693, 30401), (4343, 18851)]