281628382

素因数分解:

$2^1\times 7^3\times {\mathrm{199}}^1\times {\mathrm{2063}}^1$

素因数の和:2285

約数の個数: 32

約数和(自身を含む): 495360000

約数和(自身を除く): 213731618

約数列:

[1, 2, 7, 14, 49, 98, 199, 343, 398, 686, 1393, 2063, 2786, 4126, 9751, 14441, 19502, 28882, 68257, 101087, 136514, 202174, 410537, 707609, 821074, 1415218, 2873759, 5747518, 20116313, 40232626, 140814191, 281628382]

約数ペア:

[(1, 281628382), (2, 140814191), (7, 40232626), (14, 20116313), (49, 5747518), (98, 2873759), (199, 1415218), (343, 821074), (398, 707609), (686, 410537), (1393, 202174), (2063, 136514), (2786, 101087), (4126, 68257), (9751, 28882), (14441, 19502)]