256569845

素因数分解:

$5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 357654528

約数和(自身を除く): 101084683

約数列:

[1, 5, 7, 35, 127, 197, 293, 635, 889, 985, 1379, 1465, 2051, 4445, 6895, 10255, 25019, 37211, 57721, 125095, 175133, 186055, 260477, 288605, 404047, 875665, 1302385, 2020235, 7330567, 36652835, 51313969, 256569845]

約数ペア:

[(1, 256569845), (5, 51313969), (7, 36652835), (35, 7330567), (127, 2020235), (197, 1302385), (293, 875665), (635, 404047), (889, 288605), (985, 260477), (1379, 186055), (1465, 175133), (2051, 125095), (4445, 57721), (6895, 37211), (10255, 25019)]