17927847

素因数分解:

$3^2\times 7^1\times {\mathrm{383}}^1\times {\mathrm{743}}^1$

素因数の和:1139

約数の個数: 24

約数和(自身を含む): 29712384

約数和(自身を除く): 11784537

約数列:

[1, 3, 7, 9, 21, 63, 383, 743, 1149, 2229, 2681, 3447, 5201, 6687, 8043, 15603, 24129, 46809, 284569, 853707, 1991983, 2561121, 5975949, 17927847]

約数ペア:

[(1, 17927847), (3, 5975949), (7, 2561121), (9, 1991983), (21, 853707), (63, 284569), (383, 46809), (743, 24129), (1149, 15603), (2229, 8043), (2681, 6687), (3447, 5201)]