28958735

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 40279680

約数和(自身を除く): 11320945

約数列:

[1, 5, 13, 17, 65, 73, 85, 221, 359, 365, 949, 1105, 1241, 1795, 4667, 4745, 6103, 6205, 16133, 23335, 26207, 30515, 79339, 80665, 131035, 340691, 396695, 445519, 1703455, 2227595, 5791747, 28958735]

約数ペア:

[(1, 28958735), (5, 5791747), (13, 2227595), (17, 1703455), (65, 445519), (73, 396695), (85, 340691), (221, 131035), (359, 80665), (365, 79339), (949, 30515), (1105, 26207), (1241, 23335), (1795, 16133), (4667, 6205), (4745, 6103)]