664394914

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 1105477632

約数和(自身を除く): 441082718

約数列:

[1, 2, 31, 41, 47, 62, 67, 82, 83, 94, 134, 166, 1271, 1457, 1927, 2077, 2542, 2573, 2747, 2914, 3149, 3403, 3854, 3901, 4154, 5146, 5494, 5561, 6298, 6806, 7802, 11122, 59737, 85157, 97619, 105493, 119474, 120931, 129109, 159941, 170314, 172391, 195238, 210986, 228001, 241862, 258218, 261367, 319882, 344782, 456002, 522734, 4002379, 4958171, 7068031, 8004758, 8102377, 9916342, 10716047, 14136062, 16204754, 21432094, 332197457, 664394914]

約数ペア:

[(1, 664394914), (2, 332197457), (31, 21432094), (41, 16204754), (47, 14136062), (62, 10716047), (67, 9916342), (82, 8102377), (83, 8004758), (94, 7068031), (134, 4958171), (166, 4002379), (1271, 522734), (1457, 456002), (1927, 344782), (2077, 319882), (2542, 261367), (2573, 258218), (2747, 241862), (2914, 228001), (3149, 210986), (3403, 195238), (3854, 172391), (3901, 170314), (4154, 159941), (5146, 129109), (5494, 120931), (5561, 119474), (6298, 105493), (6806, 97619), (7802, 85157), (11122, 59737)]