2194895521

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{408809}}^1$

素因数の和:408888

約数の個数: 16

約数和(自身を含む): 2747203200

約数和(自身を除く): 552307679

約数列:

[1, 7, 13, 59, 91, 413, 767, 5369, 408809, 2861663, 5314517, 24119731, 37201619, 168838117, 313556503, 2194895521]

約数ペア:

[(1, 2194895521), (7, 313556503), (13, 168838117), (59, 37201619), (91, 24119731), (413, 5314517), (767, 2861663), (5369, 408809)]