28766675

素因数分解:

$5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1021}}^1$

素因数の和:1068

約数の個数: 36

約数和(自身を含む): 43340976

約数和(自身を除く): 14574301

約数列:

[1, 5, 7, 23, 25, 35, 49, 115, 161, 175, 245, 575, 805, 1021, 1127, 1225, 4025, 5105, 5635, 7147, 23483, 25525, 28175, 35735, 50029, 117415, 164381, 178675, 250145, 587075, 821905, 1150667, 1250725, 4109525, 5753335, 28766675]

約数ペア:

[(1, 28766675), (5, 5753335), (7, 4109525), (23, 1250725), (25, 1150667), (35, 821905), (49, 587075), (115, 250145), (161, 178675), (175, 164381), (245, 117415), (575, 50029), (805, 35735), (1021, 28175), (1127, 25525), (1225, 23483), (4025, 7147), (5105, 5635)]