13993497

素因数分解:

$3^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{571}}^1$

素因数の和:973

約数の個数: 24

約数和(自身を含む): 23200320

約数和(自身を除く): 9206823

約数列:

[1, 3, 7, 9, 21, 63, 389, 571, 1167, 1713, 2723, 3501, 3997, 5139, 8169, 11991, 24507, 35973, 222119, 666357, 1554833, 1999071, 4664499, 13993497]

約数ペア:

[(1, 13993497), (3, 4664499), (7, 1999071), (9, 1554833), (21, 666357), (63, 222119), (389, 35973), (571, 24507), (1167, 11991), (1713, 8169), (2723, 5139), (3501, 3997)]