78386763

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{1699}}^1$

素因数の和:1748

約数の個数: 32

約数和(自身を含む): 129472000

約数和(自身を除く): 51085237

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 1699, 2197, 3549, 5097, 6591, 11893, 15379, 22087, 35679, 46137, 66261, 154609, 287131, 463827, 861393, 2009917, 3732703, 6029751, 11198109, 26128921, 78386763]

約数ペア:

[(1, 78386763), (3, 26128921), (7, 11198109), (13, 6029751), (21, 3732703), (39, 2009917), (91, 861393), (169, 463827), (273, 287131), (507, 154609), (1183, 66261), (1699, 46137), (2197, 35679), (3549, 22087), (5097, 15379), (6591, 11893)]