28554218

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1181}}^1$

素因数の和:1358

約数の個数: 32

約数和(自身を含む): 53785728

約数和(自身を除く): 25231510

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 157, 314, 1099, 1181, 1727, 2198, 2362, 3454, 8267, 12089, 12991, 16534, 24178, 25982, 90937, 181874, 185417, 370834, 1297919, 2039587, 2595838, 4079174, 14277109, 28554218]

約数ペア:

[(1, 28554218), (2, 14277109), (7, 4079174), (11, 2595838), (14, 2039587), (22, 1297919), (77, 370834), (154, 185417), (157, 181874), (314, 90937), (1099, 25982), (1181, 24178), (1727, 16534), (2198, 12991), (2362, 12089), (3454, 8267)]