31245747

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{283}}^1$

素因数の和:467

約数の個数: 32

約数和(自身を含む): 47712000

約数和(自身を除く): 16466253

約数列:

[1, 3, 13, 19, 39, 57, 149, 247, 283, 447, 741, 849, 1937, 2831, 3679, 5377, 5811, 8493, 11037, 16131, 36803, 42167, 69901, 110409, 126501, 209703, 548171, 801173, 1644513, 2403519, 10415249, 31245747]

約数ペア:

[(1, 31245747), (3, 10415249), (13, 2403519), (19, 1644513), (39, 801173), (57, 548171), (149, 209703), (247, 126501), (283, 110409), (447, 69901), (741, 42167), (849, 36803), (1937, 16131), (2831, 11037), (3679, 8493), (5377, 5811)]