815137155

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{12149}}^1$

素因数の和:12241

約数の個数: 64

約数和(自身を含む): 1679616000

約数和(自身を除く): 864478845

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 71, 105, 135, 189, 213, 315, 355, 497, 639, 945, 1065, 1491, 1917, 2485, 3195, 4473, 7455, 9585, 12149, 13419, 22365, 36447, 60745, 67095, 85043, 109341, 182235, 255129, 328023, 425215, 546705, 765387, 862579, 1275645, 1640115, 2296161, 2587737, 3826935, 4312895, 6038053, 7763211, 11480805, 12938685, 18114159, 23289633, 30190265, 38816055, 54342477, 90570795, 116448165, 163027431, 271712385, 815137155]

約数ペア:

[(1, 815137155), (3, 271712385), (5, 163027431), (7, 116448165), (9, 90570795), (15, 54342477), (21, 38816055), (27, 30190265), (35, 23289633), (45, 18114159), (63, 12938685), (71, 11480805), (105, 7763211), (135, 6038053), (189, 4312895), (213, 3826935), (315, 2587737), (355, 2296161), (497, 1640115), (639, 1275645), (945, 862579), (1065, 765387), (1491, 546705), (1917, 425215), (2485, 328023), (3195, 255129), (4473, 182235), (7455, 109341), (9585, 85043), (12149, 67095), (13419, 60745), (22365, 36447)]