30490005

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3191}}^1$

素因数の和:3226

約数の個数: 48

約数和(自身を含む): 61133184

約数和(自身を除く): 30643179

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1911, 3185, 3191, 9555, 9573, 15955, 22337, 41483, 47865, 67011, 111685, 124449, 156359, 207415, 290381, 335055, 469077, 622245, 781795, 871143, 1451905, 2032667, 2345385, 4355715, 6098001, 10163335, 30490005]

約数ペア:

[(1, 30490005), (3, 10163335), (5, 6098001), (7, 4355715), (13, 2345385), (15, 2032667), (21, 1451905), (35, 871143), (39, 781795), (49, 622245), (65, 469077), (91, 335055), (105, 290381), (147, 207415), (195, 156359), (245, 124449), (273, 111685), (455, 67011), (637, 47865), (735, 41483), (1365, 22337), (1911, 15955), (3185, 9573), (3191, 9555)]