38821671

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1873}}^1$

素因数の和:1940

約数の個数: 36

約数和(自身を含む): 66654432

約数和(自身を除く): 27832761

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 423, 441, 987, 1873, 2303, 2961, 5619, 6909, 13111, 16857, 20727, 39333, 88031, 91777, 117999, 264093, 275331, 616217, 792279, 825993, 1848651, 4313519, 5545953, 12940557, 38821671]

約数ペア:

[(1, 38821671), (3, 12940557), (7, 5545953), (9, 4313519), (21, 1848651), (47, 825993), (49, 792279), (63, 616217), (141, 275331), (147, 264093), (329, 117999), (423, 91777), (441, 88031), (987, 39333), (1873, 20727), (2303, 16857), (2961, 13111), (5619, 6909)]