199914399

素因数分解:

$3^6\times {\mathrm{67}}^1\times {\mathrm{4093}}^1$

素因数の和:4178

約数の個数: 28

約数和(自身を含む): 304282456

約数和(自身を除く): 104368057

約数列:

[1, 3, 9, 27, 67, 81, 201, 243, 603, 729, 1809, 4093, 5427, 12279, 16281, 36837, 48843, 110511, 274231, 331533, 822693, 994599, 2468079, 2983797, 7404237, 22212711, 66638133, 199914399]

約数ペア:

[(1, 199914399), (3, 66638133), (9, 22212711), (27, 7404237), (67, 2983797), (81, 2468079), (201, 994599), (243, 822693), (603, 331533), (729, 274231), (1809, 110511), (4093, 48843), (5427, 36837), (12279, 16281)]