61243251

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 89740800

約数和(自身を除く): 28497549

約数列:

[1, 3, 19, 37, 57, 71, 111, 213, 409, 703, 1227, 1349, 2109, 2627, 4047, 7771, 7881, 15133, 23313, 29039, 45399, 49913, 87117, 149739, 287527, 551741, 862581, 1074443, 1655223, 3223329, 20414417, 61243251]

約数ペア:

[(1, 61243251), (3, 20414417), (19, 3223329), (37, 1655223), (57, 1074443), (71, 862581), (111, 551741), (213, 287527), (409, 149739), (703, 87117), (1227, 49913), (1349, 45399), (2109, 29039), (2627, 23313), (4047, 15133), (7771, 7881)]