15505815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{607}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 26966016

約数和(自身を除く): 11460201

約数列:

[1, 3, 5, 13, 15, 39, 65, 131, 195, 393, 607, 655, 1703, 1821, 1965, 3035, 5109, 7891, 8515, 9105, 23673, 25545, 39455, 79517, 118365, 238551, 397585, 1033721, 1192755, 3101163, 5168605, 15505815]

約数ペア:

[(1, 15505815), (3, 5168605), (5, 3101163), (13, 1192755), (15, 1033721), (39, 397585), (65, 238551), (131, 118365), (195, 79517), (393, 39455), (607, 25545), (655, 23673), (1703, 9105), (1821, 8515), (1965, 7891), (3035, 5109)]