12559771

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{431}}^1$

素因数の和:642

約数の個数: 16

約数和(自身を含む): 15095808

約数和(自身を除く): 2536037

約数列:

[1, 7, 23, 161, 181, 431, 1267, 3017, 4163, 9913, 29141, 69391, 78011, 546077, 1794253, 12559771]

約数ペア:

[(1, 12559771), (7, 1794253), (23, 546077), (161, 78011), (181, 69391), (431, 29141), (1267, 9913), (3017, 4163)]