1395985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:288

約数の個数: 16

約数和(自身を含む): 1785600

約数和(自身を除く): 389615

約数列:

[1, 5, 23, 61, 115, 199, 305, 995, 1403, 4577, 7015, 12139, 22885, 60695, 279197, 1395985]

約数ペア:

[(1, 1395985), (5, 279197), (23, 60695), (61, 22885), (115, 12139), (199, 7015), (305, 4577), (995, 1403)]