39138678

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{70141}}^1$

素因数の和:70180

約数の個数: 24

約数和(自身を含む): 87537216

約数和(自身を除く): 48398538

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 70141, 140282, 210423, 420846, 631269, 1262538, 2174371, 4348742, 6523113, 13046226, 19569339, 39138678]

約数ペア:

[(1, 39138678), (2, 19569339), (3, 13046226), (6, 6523113), (9, 4348742), (18, 2174371), (31, 1262538), (62, 631269), (93, 420846), (186, 210423), (279, 140282), (558, 70141)]