23407209

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5233}}^1$

素因数の和:5317

約数の個数: 24

約数和(自身を含む): 39192192

約数和(自身を除く): 15784983

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 5233, 15699, 36631, 47097, 109893, 329679, 371543, 1114629, 2600801, 3343887, 7802403, 23407209]

約数ペア:

[(1, 23407209), (3, 7802403), (7, 3343887), (9, 2600801), (21, 1114629), (63, 371543), (71, 329679), (213, 109893), (497, 47097), (639, 36631), (1491, 15699), (4473, 5233)]