15923505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2207}}^1$

素因数の和:2265

約数の個数: 32

約数和(自身を含む): 28191744

約数和(自身を除く): 12268239

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2207, 2405, 6621, 7215, 11035, 28691, 33105, 81659, 86073, 143455, 244977, 408295, 430365, 1061567, 1224885, 3184701, 5307835, 15923505]

約数ペア:

[(1, 15923505), (3, 5307835), (5, 3184701), (13, 1224885), (15, 1061567), (37, 430365), (39, 408295), (65, 244977), (111, 143455), (185, 86073), (195, 81659), (481, 33105), (555, 28691), (1443, 11035), (2207, 7215), (2405, 6621)]