636681747

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{1613}}^1$

素因数の和:2007

約数の個数: 32

約数和(自身を含む): 949032000

約数和(自身を除く): 312350253

約数列:

[1, 3, 13, 29, 39, 87, 349, 377, 1047, 1131, 1613, 4537, 4839, 10121, 13611, 20969, 30363, 46777, 62907, 131573, 140331, 394719, 562937, 608101, 1688811, 1824303, 7318181, 16325173, 21954543, 48975519, 212227249, 636681747]

約数ペア:

[(1, 636681747), (3, 212227249), (13, 48975519), (29, 21954543), (39, 16325173), (87, 7318181), (349, 1824303), (377, 1688811), (1047, 608101), (1131, 562937), (1613, 394719), (4537, 140331), (4839, 131573), (10121, 62907), (13611, 46777), (20969, 30363)]