28354555

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 38525760

約数和(自身を除く): 10171205

約数列:

[1, 5, 17, 19, 85, 95, 97, 181, 323, 485, 905, 1615, 1649, 1843, 3077, 3439, 8245, 9215, 15385, 17195, 17557, 31331, 58463, 87785, 156655, 292315, 298469, 333583, 1492345, 1667915, 5670911, 28354555]

約数ペア:

[(1, 28354555), (5, 5670911), (17, 1667915), (19, 1492345), (85, 333583), (95, 298469), (97, 292315), (181, 156655), (323, 87785), (485, 58463), (905, 31331), (1615, 17557), (1649, 17195), (1843, 15385), (3077, 9215), (3439, 8245)]