201737991

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:173

約数の個数: 96

約数和(自身を含む): 368686080

約数和(自身を除く): 166948089

約数列:

[1, 3, 7, 13, 19, 21, 23, 39, 57, 69, 89, 91, 133, 161, 247, 267, 273, 299, 361, 399, 437, 483, 623, 741, 897, 1083, 1157, 1311, 1691, 1729, 1869, 2047, 2093, 2527, 3059, 3471, 4693, 5073, 5187, 5681, 6141, 6279, 7581, 8099, 8303, 9177, 11837, 14079, 14329, 17043, 21983, 24297, 24909, 26611, 32129, 32851, 35511, 38893, 39767, 42987, 58121, 65949, 79833, 96387, 98553, 107939, 116679, 119301, 153881, 174363, 186277, 224903, 272251, 323817, 417677, 461643, 505609, 558831, 674709, 738967, 755573, 816753, 1253031, 1516827, 2216901, 2266719, 2923739, 3539263, 5172769, 8771217, 9606571, 10617789, 15518307, 28819713, 67245997, 201737991]

約数ペア:

[(1, 201737991), (3, 67245997), (7, 28819713), (13, 15518307), (19, 10617789), (21, 9606571), (23, 8771217), (39, 5172769), (57, 3539263), (69, 2923739), (89, 2266719), (91, 2216901), (133, 1516827), (161, 1253031), (247, 816753), (267, 755573), (273, 738967), (299, 674709), (361, 558831), (399, 505609), (437, 461643), (483, 417677), (623, 323817), (741, 272251), (897, 224903), (1083, 186277), (1157, 174363), (1311, 153881), (1691, 119301), (1729, 116679), (1869, 107939), (2047, 98553), (2093, 96387), (2527, 79833), (3059, 65949), (3471, 58121), (4693, 42987), (5073, 39767), (5187, 38893), (5681, 35511), (6141, 32851), (6279, 32129), (7581, 26611), (8099, 24909), (8303, 24297), (9177, 21983), (11837, 17043), (14079, 14329)]