5431881

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 9047808

約数和(自身を除く): 3615927

約数列:

[1, 3, 7, 13, 21, 39, 91, 101, 197, 273, 303, 591, 707, 1313, 1379, 2121, 2561, 3939, 4137, 7683, 9191, 17927, 19897, 27573, 53781, 59691, 139279, 258661, 417837, 775983, 1810627, 5431881]

約数ペア:

[(1, 5431881), (3, 1810627), (7, 775983), (13, 417837), (21, 258661), (39, 139279), (91, 59691), (101, 53781), (197, 27573), (273, 19897), (303, 17927), (591, 9191), (707, 7683), (1313, 4137), (1379, 3939), (2121, 2561)]