1906825389

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^2$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 3098135040

約数和(自身を除く): 1191309651

約数列:

[1, 3, 7, 19, 21, 57, 131, 133, 191, 393, 399, 573, 917, 1337, 2489, 2751, 3629, 4011, 7467, 10887, 17423, 25021, 25403, 36481, 52269, 75063, 76209, 109443, 175147, 255367, 475399, 525441, 693139, 766101, 1426197, 2079417, 3327793, 4779011, 4851973, 9983379, 14337033, 14555919, 33453077, 90801209, 100359231, 272403627, 635608463, 1906825389]

約数ペア:

[(1, 1906825389), (3, 635608463), (7, 272403627), (19, 100359231), (21, 90801209), (57, 33453077), (131, 14555919), (133, 14337033), (191, 9983379), (393, 4851973), (399, 4779011), (573, 3327793), (917, 2079417), (1337, 1426197), (2489, 766101), (2751, 693139), (3629, 525441), (4011, 475399), (7467, 255367), (10887, 175147), (17423, 109443), (25021, 76209), (25403, 75063), (36481, 52269)]