47520225

素因数分解:

$3^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{1663}}^1$

素因数の和:1806

約数の個数: 36

約数和(自身を含む): 85835776

約数和(自身を除く): 38315551

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 127, 225, 381, 635, 1143, 1663, 1905, 3175, 4989, 5715, 8315, 9525, 14967, 24945, 28575, 41575, 74835, 124725, 211201, 374175, 633603, 1056005, 1900809, 3168015, 5280025, 9504045, 15840075, 47520225]

約数ペア:

[(1, 47520225), (3, 15840075), (5, 9504045), (9, 5280025), (15, 3168015), (25, 1900809), (45, 1056005), (75, 633603), (127, 374175), (225, 211201), (381, 124725), (635, 74835), (1143, 41575), (1663, 28575), (1905, 24945), (3175, 14967), (4989, 9525), (5715, 8315)]