690066945

素因数分解:

$3^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{12437}}^1$

素因数の和:12591

約数の個数: 40

約数和(自身を含む): 1246138344

約数和(自身を除く): 556071399

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 137, 405, 411, 685, 1233, 2055, 3699, 6165, 11097, 12437, 18495, 37311, 55485, 62185, 111933, 186555, 335799, 559665, 1007397, 1678995, 1703869, 5036985, 5111607, 8519345, 15334821, 25558035, 46004463, 76674105, 138013389, 230022315, 690066945]

約数ペア:

[(1, 690066945), (3, 230022315), (5, 138013389), (9, 76674105), (15, 46004463), (27, 25558035), (45, 15334821), (81, 8519345), (135, 5111607), (137, 5036985), (405, 1703869), (411, 1678995), (685, 1007397), (1233, 559665), (2055, 335799), (3699, 186555), (6165, 111933), (11097, 62185), (12437, 55485), (18495, 37311)]