90767817

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7873}}^1$

素因数の和:7950

約数の個数: 32

約数和(自身を含む): 156220160

約数和(自身を除く): 65452343

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1281, 1647, 3843, 7873, 11529, 23619, 55111, 70857, 165333, 212571, 480253, 495999, 1440759, 1487997, 3361771, 4322277, 10085313, 12966831, 30255939, 90767817]

約数ペア:

[(1, 90767817), (3, 30255939), (7, 12966831), (9, 10085313), (21, 4322277), (27, 3361771), (61, 1487997), (63, 1440759), (183, 495999), (189, 480253), (427, 212571), (549, 165333), (1281, 70857), (1647, 55111), (3843, 23619), (7873, 11529)]