1799904951

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^2\times {\mathrm{149}}^1$

素因数の和:325

約数の個数: 72

約数和(自身を含む): 2985746400

約数和(自身を除く): 1185841449

約数列:

[1, 3, 9, 13, 23, 39, 67, 69, 117, 149, 201, 207, 299, 447, 603, 871, 897, 1341, 1541, 1937, 2613, 2691, 3427, 4489, 4623, 5811, 7839, 9983, 10281, 13467, 13869, 17433, 20033, 29949, 30843, 40401, 44551, 58357, 60099, 89847, 103247, 129779, 133653, 175071, 180297, 229609, 309741, 389337, 400959, 525213, 668861, 688827, 929223, 1168011, 1342211, 2006583, 2066481, 2984917, 4026633, 6019749, 8695193, 8954751, 12079899, 15383803, 26085579, 26864253, 46151409, 78256737, 138454227, 199989439, 599968317, 1799904951]

約数ペア:

[(1, 1799904951), (3, 599968317), (9, 199989439), (13, 138454227), (23, 78256737), (39, 46151409), (67, 26864253), (69, 26085579), (117, 15383803), (149, 12079899), (201, 8954751), (207, 8695193), (299, 6019749), (447, 4026633), (603, 2984917), (871, 2066481), (897, 2006583), (1341, 1342211), (1541, 1168011), (1937, 929223), (2613, 688827), (2691, 668861), (3427, 525213), (4489, 400959), (4623, 389337), (5811, 309741), (7839, 229609), (9983, 180297), (10281, 175071), (13467, 133653), (13869, 129779), (17433, 103247), (20033, 89847), (29949, 60099), (30843, 58357), (40401, 44551)]