23512209

素因数分解:

$3^1\times 7^2\times {\mathrm{307}}^1\times {\mathrm{521}}^1$

素因数の和:845

約数の個数: 24

約数和(自身を含む): 36656928

約数和(自身を除く): 13144719

約数列:

[1, 3, 7, 21, 49, 147, 307, 521, 921, 1563, 2149, 3647, 6447, 10941, 15043, 25529, 45129, 76587, 159947, 479841, 1119629, 3358887, 7837403, 23512209]

約数ペア:

[(1, 23512209), (3, 7837403), (7, 3358887), (21, 1119629), (49, 479841), (147, 159947), (307, 76587), (521, 45129), (921, 25529), (1563, 15043), (2149, 10941), (3647, 6447)]