1290775634

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{205603}}^1$

素因数の和:205721

約数の個数: 16

約数和(自身を含む): 2008339872

約数和(自身を除く): 717564238

約数列:

[1, 2, 43, 73, 86, 146, 3139, 6278, 205603, 411206, 8840929, 15009019, 17681858, 30018038, 645387817, 1290775634]

約数ペア:

[(1, 1290775634), (2, 645387817), (43, 30018038), (73, 17681858), (86, 15009019), (146, 8840929), (3139, 411206), (6278, 205603)]