24780015

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42359}}^1$

素因数の和:42383

約数の個数: 24

約数和(自身を含む): 46257120

約数和(自身を除く): 21477105

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 42359, 127077, 211795, 381231, 550667, 635385, 1652001, 1906155, 2753335, 4956003, 8260005, 24780015]

約数ペア:

[(1, 24780015), (3, 8260005), (5, 4956003), (9, 2753335), (13, 1906155), (15, 1652001), (39, 635385), (45, 550667), (65, 381231), (117, 211795), (195, 127077), (585, 42359)]