31213798

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1291}}^1$

素因数の和:1468

約数の個数: 32

約数和(自身を含む): 58791168

約数和(自身を除く): 27577370

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 157, 314, 1099, 1291, 1727, 2198, 2582, 3454, 9037, 12089, 14201, 18074, 24178, 28402, 99407, 198814, 202687, 405374, 1418809, 2229557, 2837618, 4459114, 15606899, 31213798]

約数ペア:

[(1, 31213798), (2, 15606899), (7, 4459114), (11, 2837618), (14, 2229557), (22, 1418809), (77, 405374), (154, 202687), (157, 198814), (314, 99407), (1099, 28402), (1291, 24178), (1727, 18074), (2198, 14201), (2582, 12089), (3454, 9037)]