61471249

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{1999}}^1$

素因数の和:2220

約数の個数: 16

約数和(自身を含む): 73728000

約数和(自身を除く): 12256751

約数列:

[1, 7, 23, 161, 191, 1337, 1999, 4393, 13993, 30751, 45977, 321839, 381809, 2672663, 8781607, 61471249]

約数ペア:

[(1, 61471249), (7, 8781607), (23, 2672663), (161, 381809), (191, 321839), (1337, 45977), (1999, 30751), (4393, 13993)]