15919173

素因数分解:

$3^7\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 24796800

約数和(自身を除く): 8877627

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 251, 261, 729, 753, 783, 2187, 2259, 2349, 6777, 7047, 7279, 20331, 21141, 21837, 60993, 63423, 65511, 182979, 196533, 548937, 589599, 1768797, 5306391, 15919173]

約数ペア:

[(1, 15919173), (3, 5306391), (9, 1768797), (27, 589599), (29, 548937), (81, 196533), (87, 182979), (243, 65511), (251, 63423), (261, 60993), (729, 21837), (753, 21141), (783, 20331), (2187, 7279), (2259, 7047), (2349, 6777)]