81872734713

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^2\times {\mathrm{22921}}^1$

素因数の和:23043

約数の個数: 72

約数和(自身を含む): 141546834144

約数和(自身を除く): 59674099431

約数列:

[1, 3, 7, 11, 21, 33, 47, 49, 77, 141, 147, 231, 329, 517, 539, 987, 1551, 1617, 2209, 2303, 3619, 6627, 6909, 10857, 15463, 22921, 24299, 25333, 46389, 68763, 72897, 75999, 108241, 160447, 170093, 252131, 324723, 481341, 510279, 756393, 1077287, 1123129, 1190651, 1764917, 3231861, 3369387, 3571953, 5294751, 7541009, 11850157, 12354419, 22623027, 35550471, 37063257, 50632489, 52787063, 82951099, 151897467, 158361189, 248853297, 354427423, 556957379, 580657693, 1063282269, 1670872137, 1741973079, 2480991961, 3898701653, 7442975883, 11696104959, 27290911571, 81872734713]

約数ペア:

[(1, 81872734713), (3, 27290911571), (7, 11696104959), (11, 7442975883), (21, 3898701653), (33, 2480991961), (47, 1741973079), (49, 1670872137), (77, 1063282269), (141, 580657693), (147, 556957379), (231, 354427423), (329, 248853297), (517, 158361189), (539, 151897467), (987, 82951099), (1551, 52787063), (1617, 50632489), (2209, 37063257), (2303, 35550471), (3619, 22623027), (6627, 12354419), (6909, 11850157), (10857, 7541009), (15463, 5294751), (22921, 3571953), (24299, 3369387), (25333, 3231861), (46389, 1764917), (68763, 1190651), (72897, 1123129), (75999, 1077287), (108241, 756393), (160447, 510279), (170093, 481341), (252131, 324723)]