248300845

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{311}}^1$

素因数の和:573

約数の個数: 32

約数和(自身を含む): 328333824

約数和(自身を除く): 80032979

約数列:

[1, 5, 13, 65, 71, 173, 311, 355, 865, 923, 1555, 2249, 4043, 4615, 11245, 12283, 20215, 22081, 53803, 61415, 110405, 159679, 269015, 287053, 699439, 798395, 1435265, 3497195, 3820013, 19100065, 49660169, 248300845]

約数ペア:

[(1, 248300845), (5, 49660169), (13, 19100065), (65, 3820013), (71, 3497195), (173, 1435265), (311, 798395), (355, 699439), (865, 287053), (923, 269015), (1555, 159679), (2249, 110405), (4043, 61415), (4615, 53803), (11245, 22081), (12283, 20215)]