1295284995

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{137}}^1\times {\mathrm{727}}^1$

素因数の和:909

約数の個数: 72

約数和(自身を含む): 2405710944

約数和(自身を除く): 1110425949

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 137, 153, 255, 289, 411, 685, 727, 765, 867, 1233, 1445, 2055, 2181, 2329, 2601, 3635, 4335, 6165, 6543, 6987, 10905, 11645, 12359, 13005, 20961, 32715, 34935, 37077, 39593, 61795, 99599, 104805, 111231, 118779, 185385, 197965, 210103, 298797, 356337, 497995, 556155, 593895, 630309, 896391, 1050515, 1493985, 1693183, 1781685, 1890927, 3151545, 4481955, 5079549, 8465915, 9454635, 15238647, 25397745, 28784111, 76193235, 86352333, 143920555, 259056999, 431761665, 1295284995]

約数ペア:

[(1, 1295284995), (3, 431761665), (5, 259056999), (9, 143920555), (15, 86352333), (17, 76193235), (45, 28784111), (51, 25397745), (85, 15238647), (137, 9454635), (153, 8465915), (255, 5079549), (289, 4481955), (411, 3151545), (685, 1890927), (727, 1781685), (765, 1693183), (867, 1493985), (1233, 1050515), (1445, 896391), (2055, 630309), (2181, 593895), (2329, 556155), (2601, 497995), (3635, 356337), (4335, 298797), (6165, 210103), (6543, 197965), (6987, 185385), (10905, 118779), (11645, 111231), (12359, 104805), (13005, 99599), (20961, 61795), (32715, 39593), (34935, 37077)]