9990519

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{709}}^1$

素因数の和:791

約数の個数: 32

約数和(自身を含む): 16903680

約数和(自身を除く): 6913161

約数列:

[1, 3, 7, 11, 21, 33, 61, 77, 183, 231, 427, 671, 709, 1281, 2013, 2127, 4697, 4963, 7799, 14091, 14889, 23397, 43249, 54593, 129747, 163779, 302743, 475739, 908229, 1427217, 3330173, 9990519]

約数ペア:

[(1, 9990519), (3, 3330173), (7, 1427217), (11, 908229), (21, 475739), (33, 302743), (61, 163779), (77, 129747), (183, 54593), (231, 43249), (427, 23397), (671, 14889), (709, 14091), (1281, 7799), (2013, 4963), (2127, 4697)]