220178854

素因数分解:

$2^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{42391}}^1$

素因数の和:42460

約数の個数: 24

約数和(自身を含む): 391447728

約数和(自身を除く): 171268874

約数列:

[1, 2, 7, 14, 49, 53, 98, 106, 371, 742, 2597, 5194, 42391, 84782, 296737, 593474, 2077159, 2246723, 4154318, 4493446, 15727061, 31454122, 110089427, 220178854]

約数ペア:

[(1, 220178854), (2, 110089427), (7, 31454122), (14, 15727061), (49, 4493446), (53, 4154318), (98, 2246723), (106, 2077159), (371, 593474), (742, 296737), (2597, 84782), (5194, 42391)]