23257605

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{31643}}^1$

素因数の和:31665

約数の個数: 24

約数和(自身を含む): 43288992

約数和(自身を除く): 20031387

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 31643, 94929, 158215, 221501, 474645, 664503, 1107505, 1550507, 3322515, 4651521, 7752535, 23257605]

約数ペア:

[(1, 23257605), (3, 7752535), (5, 4651521), (7, 3322515), (15, 1550507), (21, 1107505), (35, 664503), (49, 474645), (105, 221501), (147, 158215), (245, 94929), (735, 31643)]