11921639

素因数分解:

${\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:298

約数の個数: 16

約数和(自身を含む): 12960000

約数和(自身を除く): 1038361

約数列:

[1, 29, 31, 89, 149, 899, 2581, 2759, 4321, 4619, 13261, 80011, 133951, 384569, 411091, 11921639]

約数ペア:

[(1, 11921639), (29, 411091), (31, 384569), (89, 133951), (149, 80011), (899, 13261), (2581, 4619), (2759, 4321)]