28008045

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15959}}^1$

素因数の和:15986

約数の個数: 32

約数和(自身を含む): 53625600

約数和(自身を除く): 25617555

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 15959, 47877, 79795, 143631, 207467, 239385, 430893, 622401, 718155, 1037335, 1867203, 2154465, 3112005, 5601609, 9336015, 28008045]

約数ペア:

[(1, 28008045), (3, 9336015), (5, 5601609), (9, 3112005), (13, 2154465), (15, 1867203), (27, 1037335), (39, 718155), (45, 622401), (65, 430893), (117, 239385), (135, 207467), (195, 143631), (351, 79795), (585, 47877), (1755, 15959)]