31486994

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{204461}}^1$

素因数の和:204481

約数の個数: 16

約数和(自身を含む): 58885056

約数和(自身を除く): 27398062

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 204461, 408922, 1431227, 2249071, 2862454, 4498142, 15743497, 31486994]

約数ペア:

[(1, 31486994), (2, 15743497), (7, 4498142), (11, 2862454), (14, 2249071), (22, 1431227), (77, 408922), (154, 204461)]