81153886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{2237}}^1$

素因数の和:2364

約数の個数: 32

約数和(自身を含む): 142121952

約数和(自身を除く): 60968066

約数列:

[1, 2, 11, 17, 22, 34, 97, 187, 194, 374, 1067, 1649, 2134, 2237, 3298, 4474, 18139, 24607, 36278, 38029, 49214, 76058, 216989, 418319, 433978, 836638, 2386879, 3688813, 4773758, 7377626, 40576943, 81153886]

約数ペア:

[(1, 81153886), (2, 40576943), (11, 7377626), (17, 4773758), (22, 3688813), (34, 2386879), (97, 836638), (187, 433978), (194, 418319), (374, 216989), (1067, 76058), (1649, 49214), (2134, 38029), (2237, 36278), (3298, 24607), (4474, 18139)]