207221590

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1\times {\mathrm{1249}}^1$

素因数の和:1656

約数の個数: 32

約数和(自身を含む): 382320000

約数和(自身を除く): 175098410

約数列:

[1, 2, 5, 10, 47, 94, 235, 353, 470, 706, 1249, 1765, 2498, 3530, 6245, 12490, 16591, 33182, 58703, 82955, 117406, 165910, 293515, 440897, 587030, 881794, 2204485, 4408970, 20722159, 41444318, 103610795, 207221590]

約数ペア:

[(1, 207221590), (2, 103610795), (5, 41444318), (10, 20722159), (47, 4408970), (94, 2204485), (235, 881794), (353, 587030), (470, 440897), (706, 293515), (1249, 165910), (1765, 117406), (2498, 82955), (3530, 58703), (6245, 33182), (12490, 16591)]