1648980697

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{2099}}^1$

素因数の和:2305

約数の個数: 32

約数和(自身を含む): 2074464000

約数和(自身を除く): 425483303

約数列:

[1, 7, 13, 89, 91, 97, 623, 679, 1157, 1261, 2099, 8099, 8633, 8827, 14693, 27287, 60431, 112229, 186811, 191009, 203603, 785603, 1307677, 1425221, 2428543, 2646839, 16999801, 18120667, 18527873, 126844669, 235568671, 1648980697]

約数ペア:

[(1, 1648980697), (7, 235568671), (13, 126844669), (89, 18527873), (91, 18120667), (97, 16999801), (623, 2646839), (679, 2428543), (1157, 1425221), (1261, 1307677), (2099, 785603), (8099, 203603), (8633, 191009), (8827, 186811), (14693, 112229), (27287, 60431)]