8628945

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:194

約数の個数: 64

約数和(自身を含む): 16692480

約数和(自身を除く): 8063535

約数列:

[1, 3, 5, 13, 15, 17, 19, 39, 51, 57, 65, 85, 95, 137, 195, 221, 247, 255, 285, 323, 411, 663, 685, 741, 969, 1105, 1235, 1615, 1781, 2055, 2329, 2603, 3315, 3705, 4199, 4845, 5343, 6987, 7809, 8905, 11645, 12597, 13015, 20995, 26715, 30277, 33839, 34935, 39045, 44251, 62985, 90831, 101517, 132753, 151385, 169195, 221255, 454155, 507585, 575263, 663765, 1725789, 2876315, 8628945]

約数ペア:

[(1, 8628945), (3, 2876315), (5, 1725789), (13, 663765), (15, 575263), (17, 507585), (19, 454155), (39, 221255), (51, 169195), (57, 151385), (65, 132753), (85, 101517), (95, 90831), (137, 62985), (195, 44251), (221, 39045), (247, 34935), (255, 33839), (285, 30277), (323, 26715), (411, 20995), (663, 13015), (685, 12597), (741, 11645), (969, 8905), (1105, 7809), (1235, 6987), (1615, 5343), (1781, 4845), (2055, 4199), (2329, 3705), (2603, 3315)]