13017969

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:286

約数の個数: 32

約数和(自身を含む): 20173440

約数和(自身を除く): 7155471

約数列:

[1, 3, 9, 27, 37, 83, 111, 157, 249, 333, 471, 747, 999, 1413, 2241, 3071, 4239, 5809, 9213, 13031, 17427, 27639, 39093, 52281, 82917, 117279, 156843, 351837, 482147, 1446441, 4339323, 13017969]

約数ペア:

[(1, 13017969), (3, 4339323), (9, 1446441), (27, 482147), (37, 351837), (83, 156843), (111, 117279), (157, 82917), (249, 52281), (333, 39093), (471, 27639), (747, 17427), (999, 13031), (1413, 9213), (2241, 5809), (3071, 4239)]