156921705

素因数分解:

$3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5783}}^1$

素因数の和:5867

約数の個数: 40

約数和(自身を含む): 285544512

約数和(自身を除く): 128622807

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 81, 135, 201, 335, 405, 603, 1005, 1809, 3015, 5427, 5783, 9045, 17349, 27135, 28915, 52047, 86745, 156141, 260235, 387461, 468423, 780705, 1162383, 1937305, 2342115, 3487149, 5811915, 10461447, 17435745, 31384341, 52307235, 156921705]

約数ペア:

[(1, 156921705), (3, 52307235), (5, 31384341), (9, 17435745), (15, 10461447), (27, 5811915), (45, 3487149), (67, 2342115), (81, 1937305), (135, 1162383), (201, 780705), (335, 468423), (405, 387461), (603, 260235), (1005, 156141), (1809, 86745), (3015, 52047), (5427, 28915), (5783, 27135), (9045, 17349)]