1880937079

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{601}}^1\times {\mathrm{2777}}^1$

素因数の和:3415

約数の個数: 24

約数和(自身を含む): 2287783008

約数和(自身を除く): 406845929

約数列:

[1, 7, 23, 49, 161, 601, 1127, 2777, 4207, 13823, 19439, 29449, 63871, 96761, 136073, 447097, 677327, 1668977, 3129679, 11682839, 38386471, 81779873, 268705297, 1880937079]

約数ペア:

[(1, 1880937079), (7, 268705297), (23, 81779873), (49, 38386471), (161, 11682839), (601, 3129679), (1127, 1668977), (2777, 677327), (4207, 447097), (13823, 136073), (19439, 96761), (29449, 63871)]