28586991

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{2063}}^1$

素因数の和:2246

約数の個数: 16

約数和(自身を含む): 39628800

約数和(自身を除く): 11041809

約数列:

[1, 3, 31, 93, 149, 447, 2063, 4619, 6189, 13857, 63953, 191859, 307387, 922161, 9528997, 28586991]

約数ペア:

[(1, 28586991), (3, 9528997), (31, 922161), (93, 307387), (149, 191859), (447, 63953), (2063, 13857), (4619, 6189)]