8908425

素因数分解:

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

素因数の和:187

約数の個数: 54

約数和(自身を含む): 17073498

約数和(自身を除く): 8165073

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 137, 153, 225, 255, 289, 411, 425, 685, 765, 867, 1233, 1275, 1445, 2055, 2329, 2601, 3425, 3825, 4335, 6165, 6987, 7225, 10275, 11645, 13005, 20961, 21675, 30825, 34935, 39593, 58225, 65025, 104805, 118779, 174675, 197965, 356337, 524025, 593895, 989825, 1781685, 2969475, 8908425]

約数ペア:

[(1, 8908425), (3, 2969475), (5, 1781685), (9, 989825), (15, 593895), (17, 524025), (25, 356337), (45, 197965), (51, 174675), (75, 118779), (85, 104805), (137, 65025), (153, 58225), (225, 39593), (255, 34935), (289, 30825), (411, 21675), (425, 20961), (685, 13005), (765, 11645), (867, 10275), (1233, 7225), (1275, 6987), (1445, 6165), (2055, 4335), (2329, 3825), (2601, 3425)]