178196031

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{18803}}^1$

素因数の和:18834

約数の個数: 28

約数和(自身を含む): 287738808

約数和(自身を除く): 109542777

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 351, 729, 1053, 3159, 9477, 18803, 56409, 169227, 244439, 507681, 733317, 1523043, 2199951, 4569129, 6599853, 13707387, 19799559, 59398677, 178196031]

約数ペア:

[(1, 178196031), (3, 59398677), (9, 19799559), (13, 13707387), (27, 6599853), (39, 4569129), (81, 2199951), (117, 1523043), (243, 733317), (351, 507681), (729, 244439), (1053, 169227), (3159, 56409), (9477, 18803)]