399194929055

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{25943}}^1\times {\mathrm{236729}}^1$

素因数の和:262690

約数の個数: 16

約数和(自身を含む): 515904742080

約数和(自身を除く): 116709813025

約数列:

[1, 5, 13, 65, 25943, 129715, 236729, 337259, 1183645, 1686295, 3077477, 15387385, 6141460447, 30707302235, 79838985811, 399194929055]

約数ペア:

[(1, 399194929055), (5, 79838985811), (13, 30707302235), (65, 6141460447), (25943, 15387385), (129715, 3077477), (236729, 1686295), (337259, 1183645)]