188728869

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{390743}}^1$

素因数の和:390776

約数の個数: 16

約数和(自身を含む): 300091392

約数和(自身を除く): 111362523

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 390743, 1172229, 2735201, 8205603, 8987089, 26961267, 62909623, 188728869]

約数ペア:

[(1, 188728869), (3, 62909623), (7, 26961267), (21, 8987089), (23, 8205603), (69, 2735201), (161, 1172229), (483, 390743)]