752781421

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1999}}^1\times {\mathrm{2339}}^1$

素因数の和:4368

約数の個数: 16

約数和(自身を含む): 898560000

約数和(自身を除く): 145778579

約数列:

[1, 7, 23, 161, 1999, 2339, 13993, 16373, 45977, 53797, 321839, 376579, 4675661, 32729627, 107540203, 752781421]

約数ペア:

[(1, 752781421), (7, 107540203), (23, 32729627), (161, 4675661), (1999, 376579), (2339, 321839), (13993, 53797), (16373, 45977)]