247996925

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{39209}}^1$

素因数の和:39253

約数の個数: 24

約数和(自身を含む): 350066880

約数和(自身を除く): 102069955

約数列:

[1, 5, 11, 23, 25, 55, 115, 253, 275, 575, 1265, 6325, 39209, 196045, 431299, 901807, 980225, 2156495, 4509035, 9919877, 10782475, 22545175, 49599385, 247996925]

約数ペア:

[(1, 247996925), (5, 49599385), (11, 22545175), (23, 10782475), (25, 9919877), (55, 4509035), (115, 2156495), (253, 980225), (275, 901807), (575, 431299), (1265, 196045), (6325, 39209)]