161702217

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{823}}^1$

素因数の和:1234

約数の個数: 32

約数和(自身を含む): 253132800

約数和(自身を除く): 91430583

約数列:

[1, 3, 9, 19, 27, 57, 171, 383, 513, 823, 1149, 2469, 3447, 7277, 7407, 10341, 15637, 21831, 22221, 46911, 65493, 140733, 196479, 315209, 422199, 945627, 2836881, 5988971, 8510643, 17966913, 53900739, 161702217]

約数ペア:

[(1, 161702217), (3, 53900739), (9, 17966913), (19, 8510643), (27, 5988971), (57, 2836881), (171, 945627), (383, 422199), (513, 315209), (823, 196479), (1149, 140733), (2469, 65493), (3447, 46911), (7277, 22221), (7407, 21831), (10341, 15637)]