247488969

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{8317}}^1$

素因数の和:8449

約数の個数: 32

約数和(自身を含む): 409911040

約数和(自身を除く): 162422071

約数列:

[1, 3, 7, 13, 21, 39, 91, 109, 273, 327, 763, 1417, 2289, 4251, 8317, 9919, 24951, 29757, 58219, 108121, 174657, 324363, 756847, 906553, 2270541, 2719659, 6345871, 11785189, 19037613, 35355567, 82496323, 247488969]

約数ペア:

[(1, 247488969), (3, 82496323), (7, 35355567), (13, 19037613), (21, 11785189), (39, 6345871), (91, 2719659), (109, 2270541), (273, 906553), (327, 756847), (763, 324363), (1417, 174657), (2289, 108121), (4251, 58219), (8317, 29757), (9919, 24951)]