71939091

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{281}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 112186368

約数和(自身を除く): 40247277

約数列:

[1, 3, 7, 21, 73, 167, 219, 281, 501, 511, 843, 1169, 1533, 1967, 3507, 5901, 12191, 20513, 36573, 46927, 61539, 85337, 140781, 143591, 256011, 328489, 430773, 985467, 3425671, 10277013, 23979697, 71939091]

約数ペア:

[(1, 71939091), (3, 23979697), (7, 10277013), (21, 3425671), (73, 985467), (167, 430773), (219, 328489), (281, 256011), (501, 143591), (511, 140781), (843, 85337), (1169, 61539), (1533, 46927), (1967, 36573), (3507, 20513), (5901, 12191)]