64978970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{928271}}^1$

素因数の和:928285

約数の個数: 16

約数和(自身を含む): 133671168

約数和(自身を除く): 68692198

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 928271, 1856542, 4641355, 6497897, 9282710, 12995794, 32489485, 64978970]

約数ペア:

[(1, 64978970), (2, 32489485), (5, 12995794), (7, 9282710), (10, 6497897), (14, 4641355), (35, 1856542), (70, 928271)]