247902217143

素因数分解:

$3^1\times 7^1\times {\mathrm{5333}}^1\times {\mathrm{2213551}}^1$

素因数の和:2218894

約数の個数: 16

約数和(自身を含む): 377826763776

約数和(自身を除く): 129924546633

約数列:

[1, 3, 7, 21, 5333, 15999, 37331, 111993, 2213551, 6640653, 15494857, 46484571, 11804867483, 35414602449, 82634072381, 247902217143]

約数ペア:

[(1, 247902217143), (3, 82634072381), (7, 35414602449), (21, 11804867483), (5333, 46484571), (15999, 15494857), (37331, 6640653), (111993, 2213551)]