16555491

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:635

約数の個数: 24

約数和(自身を含む): 24972480

約数和(自身を除く): 8416989

約数列:

[1, 3, 9, 29, 87, 137, 261, 411, 463, 1233, 1389, 3973, 4167, 11919, 13427, 35757, 40281, 63431, 120843, 190293, 570879, 1839499, 5518497, 16555491]

約数ペア:

[(1, 16555491), (3, 5518497), (9, 1839499), (29, 570879), (87, 190293), (137, 120843), (261, 63431), (411, 40281), (463, 35757), (1233, 13427), (1389, 11919), (3973, 4167)]