28970025

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{7883}}^1$

素因数の和:7910

約数の個数: 36

約数和(自身を含む): 55724112

約数和(自身を除く): 26754087

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 735, 1225, 3675, 7883, 23649, 39415, 55181, 118245, 165543, 197075, 275905, 386267, 591225, 827715, 1158801, 1379525, 1931335, 4138575, 5794005, 9656675, 28970025]

約数ペア:

[(1, 28970025), (3, 9656675), (5, 5794005), (7, 4138575), (15, 1931335), (21, 1379525), (25, 1158801), (35, 827715), (49, 591225), (75, 386267), (105, 275905), (147, 197075), (175, 165543), (245, 118245), (525, 55181), (735, 39415), (1225, 23649), (3675, 7883)]