28309673

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{397}}^1$

素因数の和:632

約数の個数: 16

約数和(自身を含む): 33164544

約数和(自身を除く): 4854871

約数列:

[1, 7, 61, 167, 397, 427, 1169, 2779, 10187, 24217, 66299, 71309, 169519, 464093, 4044239, 28309673]

約数ペア:

[(1, 28309673), (7, 4044239), (61, 464093), (167, 169519), (397, 71309), (427, 66299), (1169, 24217), (2779, 10187)]