81231084

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{205129}}^1$

素因数の和:205150

約数の個数: 36

約数和(自身を含む): 224001960

約数和(自身を除く): 142770876

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 205129, 410258, 615387, 820516, 1230774, 1846161, 2256419, 2461548, 3692322, 4512838, 6769257, 7384644, 9025676, 13538514, 20307771, 27077028, 40615542, 81231084]

約数ペア:

[(1, 81231084), (2, 40615542), (3, 27077028), (4, 20307771), (6, 13538514), (9, 9025676), (11, 7384644), (12, 6769257), (18, 4512838), (22, 3692322), (33, 2461548), (36, 2256419), (44, 1846161), (66, 1230774), (99, 820516), (132, 615387), (198, 410258), (396, 205129)]