128403948

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{201893}}^1$

素因数の和:201953

約数の個数: 24

約数和(自身を含む): 305263728

約数和(自身を除く): 176859780

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 201893, 403786, 605679, 807572, 1211358, 2422716, 10700329, 21400658, 32100987, 42801316, 64201974, 128403948]

約数ペア:

[(1, 128403948), (2, 64201974), (3, 42801316), (4, 32100987), (6, 21400658), (12, 10700329), (53, 2422716), (106, 1211358), (159, 807572), (212, 605679), (318, 403786), (636, 201893)]