157214409

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{80747}}^1$

素因数の和:80820

約数の個数: 16

約数和(自身を含む): 232554240

約数和(自身を除く): 75339831

約数列:

[1, 3, 11, 33, 59, 177, 649, 1947, 80747, 242241, 888217, 2664651, 4764073, 14292219, 52404803, 157214409]

約数ペア:

[(1, 157214409), (3, 52404803), (11, 14292219), (33, 4764073), (59, 2664651), (177, 888217), (649, 242241), (1947, 80747)]