8041215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 16321536

約数和(自身を除く): 8280321

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 43, 65, 91, 105, 129, 137, 195, 215, 273, 301, 411, 455, 559, 645, 685, 903, 959, 1365, 1505, 1677, 1781, 2055, 2795, 2877, 3913, 4515, 4795, 5343, 5891, 8385, 8905, 11739, 12467, 14385, 17673, 19565, 26715, 29455, 37401, 41237, 58695, 62335, 76583, 88365, 123711, 187005, 206185, 229749, 382915, 536081, 618555, 1148745, 1608243, 2680405, 8041215]

約数ペア:

[(1, 8041215), (3, 2680405), (5, 1608243), (7, 1148745), (13, 618555), (15, 536081), (21, 382915), (35, 229749), (39, 206185), (43, 187005), (65, 123711), (91, 88365), (105, 76583), (129, 62335), (137, 58695), (195, 41237), (215, 37401), (273, 29455), (301, 26715), (411, 19565), (455, 17673), (559, 14385), (645, 12467), (685, 11739), (903, 8905), (959, 8385), (1365, 5891), (1505, 5343), (1677, 4795), (1781, 4515), (2055, 3913), (2795, 2877)]