40505478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{519301}}^1$

素因数の和:519319

約数の個数: 16

約数和(自身を含む): 87242736

約数和(自身を除く): 46737258

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 519301, 1038602, 1557903, 3115806, 6750913, 13501826, 20252739, 40505478]

約数ペア:

[(1, 40505478), (2, 20252739), (3, 13501826), (6, 6750913), (13, 3115806), (26, 1557903), (39, 1038602), (78, 519301)]