3940245

素因数分解:

$3^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:93

約数の個数: 56

約数和(自身を含む): 7554816

約数和(自身を除く): 3614571

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 47, 69, 81, 115, 135, 141, 207, 235, 243, 345, 405, 423, 621, 705, 729, 1035, 1081, 1215, 1269, 1863, 2115, 3105, 3243, 3645, 3807, 5405, 5589, 6345, 9315, 9729, 11421, 16215, 16767, 19035, 27945, 29187, 34263, 48645, 57105, 83835, 87561, 145935, 171315, 262683, 437805, 788049, 1313415, 3940245]

約数ペア:

[(1, 3940245), (3, 1313415), (5, 788049), (9, 437805), (15, 262683), (23, 171315), (27, 145935), (45, 87561), (47, 83835), (69, 57105), (81, 48645), (115, 34263), (135, 29187), (141, 27945), (207, 19035), (235, 16767), (243, 16215), (345, 11421), (405, 9729), (423, 9315), (621, 6345), (705, 5589), (729, 5405), (1035, 3807), (1081, 3645), (1215, 3243), (1269, 3105), (1863, 2115)]