28162965

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{617}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 48055680

約数和(自身を除く): 19892715

約数列:

[1, 3, 5, 15, 17, 51, 85, 179, 255, 537, 617, 895, 1851, 2685, 3043, 3085, 9129, 9255, 10489, 15215, 31467, 45645, 52445, 110443, 157335, 331329, 552215, 1656645, 1877531, 5632593, 9387655, 28162965]

約数ペア:

[(1, 28162965), (3, 9387655), (5, 5632593), (15, 1877531), (17, 1656645), (51, 552215), (85, 331329), (179, 157335), (255, 110443), (537, 52445), (617, 45645), (895, 31467), (1851, 15215), (2685, 10489), (3043, 9255), (3085, 9129)]