56721245

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 84284928

約数和(自身を除く): 27563683

約数列:

[1, 5, 7, 29, 35, 41, 47, 145, 203, 205, 235, 287, 329, 841, 1015, 1189, 1363, 1435, 1645, 1927, 4205, 5887, 5945, 6815, 8323, 9541, 9635, 13489, 29435, 34481, 39527, 41615, 47705, 55883, 67445, 172405, 197635, 241367, 276689, 279415, 391181, 1206835, 1383445, 1620607, 1955905, 8103035, 11344249, 56721245]

約数ペア:

[(1, 56721245), (5, 11344249), (7, 8103035), (29, 1955905), (35, 1620607), (41, 1383445), (47, 1206835), (145, 391181), (203, 279415), (205, 276689), (235, 241367), (287, 197635), (329, 172405), (841, 67445), (1015, 55883), (1189, 47705), (1363, 41615), (1435, 39527), (1645, 34481), (1927, 29435), (4205, 13489), (5887, 9635), (5945, 9541), (6815, 8323)]