66676665

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{4001}}^1$

素因数の和:4121

約数の個数: 32

約数和(自身を含む): 117562752

約数和(自身を除く): 50886087

約数列:

[1, 3, 5, 11, 15, 33, 55, 101, 165, 303, 505, 1111, 1515, 3333, 4001, 5555, 12003, 16665, 20005, 44011, 60015, 132033, 220055, 404101, 660165, 1212303, 2020505, 4445111, 6061515, 13335333, 22225555, 66676665]

約数ペア:

[(1, 66676665), (3, 22225555), (5, 13335333), (11, 6061515), (15, 4445111), (33, 2020505), (55, 1212303), (101, 660165), (165, 404101), (303, 220055), (505, 132033), (1111, 60015), (1515, 44011), (3333, 20005), (4001, 16665), (5555, 12003)]