220697355

素因数分解:

$3^1\times 5^1\times {\mathrm{827}}^1\times {\mathrm{17791}}^1$

素因数の和:18626

約数の個数: 16

約数和(自身を含む): 353562624

約数和(自身を除く): 132865269

約数列:

[1, 3, 5, 15, 827, 2481, 4135, 12405, 17791, 53373, 88955, 266865, 14713157, 44139471, 73565785, 220697355]

約数ペア:

[(1, 220697355), (3, 73565785), (5, 44139471), (15, 14713157), (827, 266865), (2481, 88955), (4135, 53373), (12405, 17791)]