66993199

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 85954176

約数和(自身を除く): 18960977

約数列:

[1, 7, 13, 37, 91, 101, 197, 259, 481, 707, 1313, 1379, 2561, 3367, 3737, 7289, 9191, 17927, 19897, 26159, 48581, 51023, 94757, 139279, 258661, 340067, 663299, 736189, 1810627, 5153323, 9570457, 66993199]

約数ペア:

[(1, 66993199), (7, 9570457), (13, 5153323), (37, 1810627), (91, 736189), (101, 663299), (197, 340067), (259, 258661), (481, 139279), (707, 94757), (1313, 51023), (1379, 48581), (2561, 26159), (3367, 19897), (3737, 17927), (7289, 9191)]