177520707

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{72251}}^1$

素因数の和:72280

約数の個数: 32

約数和(自身を含む): 323688960

約数和(自身を除く): 146168253

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 72251, 216753, 505757, 650259, 939263, 1517271, 1950777, 2817789, 4551813, 6574841, 8453367, 13655439, 19724523, 25360101, 59173569, 177520707]

約数ペア:

[(1, 177520707), (3, 59173569), (7, 25360101), (9, 19724523), (13, 13655439), (21, 8453367), (27, 6574841), (39, 4551813), (63, 2817789), (91, 1950777), (117, 1517271), (189, 939263), (273, 650259), (351, 505757), (819, 216753), (2457, 72251)]