638495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:95

約数の個数: 32

約数和(自身を含む): 967680

約数和(自身を除く): 329185

約数列:

[1, 5, 11, 13, 19, 47, 55, 65, 95, 143, 209, 235, 247, 517, 611, 715, 893, 1045, 1235, 2585, 2717, 3055, 4465, 6721, 9823, 11609, 13585, 33605, 49115, 58045, 127699, 638495]

約数ペア:

[(1, 638495), (5, 127699), (11, 58045), (13, 49115), (19, 33605), (47, 13585), (55, 11609), (65, 9823), (95, 6721), (143, 4465), (209, 3055), (235, 2717), (247, 2585), (517, 1235), (611, 1045), (715, 893)]