2017972917

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{797}}^1$

素因数の和:1030

約数の個数: 48

約数和(自身を含む): 3081078000

約数和(自身を除く): 1063105083

約数列:

[1, 3, 9, 29, 87, 89, 109, 261, 267, 327, 797, 801, 981, 2391, 2581, 3161, 7173, 7743, 9483, 9701, 23113, 23229, 28449, 29103, 69339, 70933, 86873, 87309, 208017, 212799, 260619, 281329, 638397, 781857, 843987, 2057057, 2519317, 2531961, 6171171, 7557951, 7731697, 18513513, 22673853, 23195091, 69585273, 224219213, 672657639, 2017972917]

約数ペア:

[(1, 2017972917), (3, 672657639), (9, 224219213), (29, 69585273), (87, 23195091), (89, 22673853), (109, 18513513), (261, 7731697), (267, 7557951), (327, 6171171), (797, 2531961), (801, 2519317), (981, 2057057), (2391, 843987), (2581, 781857), (3161, 638397), (7173, 281329), (7743, 260619), (9483, 212799), (9701, 208017), (23113, 87309), (23229, 86873), (28449, 70933), (29103, 69339)]