11978075

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{167}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 15832320

約数和(自身を除く): 3854245

約数列:

[1, 5, 19, 25, 95, 151, 167, 475, 755, 835, 2869, 3173, 3775, 4175, 14345, 15865, 25217, 71725, 79325, 126085, 479123, 630425, 2395615, 11978075]

約数ペア:

[(1, 11978075), (5, 2395615), (19, 630425), (25, 479123), (95, 126085), (151, 79325), (167, 71725), (475, 25217), (755, 15865), (835, 14345), (2869, 4175), (3173, 3775)]