64721902

素因数分解:

$2^1\times 7^1\times {\mathrm{727}}^1\times {\mathrm{6359}}^1$

素因数の和:7095

約数の個数: 16

約数和(自身を含む): 111121920

約数和(自身を除く): 46400018

約数列:

[1, 2, 7, 14, 727, 1454, 5089, 6359, 10178, 12718, 44513, 89026, 4622993, 9245986, 32360951, 64721902]

約数ペア:

[(1, 64721902), (2, 32360951), (7, 9245986), (14, 4622993), (727, 89026), (1454, 44513), (5089, 12718), (6359, 10178)]