31981222

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{1931}}^1$

素因数の和:1973

約数の個数: 36

約数和(自身を含む): 60458076

約数和(自身を除く): 28476854

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 169, 182, 338, 637, 1183, 1274, 1931, 2366, 3862, 8281, 13517, 16562, 25103, 27034, 50206, 94619, 175721, 189238, 326339, 351442, 652678, 1230047, 2284373, 2460094, 4568746, 15990611, 31981222]

約数ペア:

[(1, 31981222), (2, 15990611), (7, 4568746), (13, 2460094), (14, 2284373), (26, 1230047), (49, 652678), (91, 351442), (98, 326339), (169, 189238), (182, 175721), (338, 94619), (637, 50206), (1183, 27034), (1274, 25103), (1931, 16562), (2366, 13517), (3862, 8281)]