31784925

素因数分解:

$3^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 54853632

約数和(自身を除く): 23068707

約数列:

[1, 3, 5, 15, 25, 47, 71, 75, 127, 141, 213, 235, 355, 381, 635, 705, 1065, 1175, 1775, 1905, 3175, 3337, 3525, 5325, 5969, 9017, 9525, 10011, 16685, 17907, 27051, 29845, 45085, 50055, 83425, 89535, 135255, 149225, 225425, 250275, 423799, 447675, 676275, 1271397, 2118995, 6356985, 10594975, 31784925]

約数ペア:

[(1, 31784925), (3, 10594975), (5, 6356985), (15, 2118995), (25, 1271397), (47, 676275), (71, 447675), (75, 423799), (127, 250275), (141, 225425), (213, 149225), (235, 135255), (355, 89535), (381, 83425), (635, 50055), (705, 45085), (1065, 29845), (1175, 27051), (1775, 17907), (1905, 16685), (3175, 10011), (3337, 9525), (3525, 9017), (5325, 5969)]