57155787

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:231

約数の個数: 56

約数和(自身を含む): 95362064

約数和(自身を除く): 38206277

約数列:

[1, 3, 9, 13, 27, 37, 39, 81, 111, 117, 163, 243, 333, 351, 481, 489, 729, 999, 1053, 1443, 1467, 2119, 2997, 3159, 4329, 4401, 6031, 6357, 8991, 9477, 12987, 13203, 18093, 19071, 26973, 38961, 39609, 54279, 57213, 78403, 116883, 118827, 162837, 171639, 235209, 350649, 488511, 514917, 705627, 1465533, 1544751, 2116881, 4396599, 6350643, 19051929, 57155787]

約数ペア:

[(1, 57155787), (3, 19051929), (9, 6350643), (13, 4396599), (27, 2116881), (37, 1544751), (39, 1465533), (81, 705627), (111, 514917), (117, 488511), (163, 350649), (243, 235209), (333, 171639), (351, 162837), (481, 118827), (489, 116883), (729, 78403), (999, 57213), (1053, 54279), (1443, 39609), (1467, 38961), (2119, 26973), (2997, 19071), (3159, 18093), (4329, 13203), (4401, 12987), (6031, 9477), (6357, 8991)]