248935245

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67189}}^1$

素因数の和:67229

約数の個数: 32

約数和(自身を含む): 451516800

約数和(自身を除く): 202581555

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 67189, 201567, 335945, 873457, 1007835, 1276591, 2620371, 3829773, 4367285, 6382955, 13101855, 16595683, 19148865, 49787049, 82978415, 248935245]

約数ペア:

[(1, 248935245), (3, 82978415), (5, 49787049), (13, 19148865), (15, 16595683), (19, 13101855), (39, 6382955), (57, 4367285), (65, 3829773), (95, 2620371), (195, 1276591), (247, 1007835), (285, 873457), (741, 335945), (1235, 201567), (3705, 67189)]