1297175

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:163

約数の個数: 24

約数和(自身を含む): 1807920

約数和(自身を除く): 510745

約数列:

[1, 5, 11, 25, 53, 55, 89, 265, 275, 445, 583, 979, 1325, 2225, 2915, 4717, 4895, 14575, 23585, 24475, 51887, 117925, 259435, 1297175]

約数ペア:

[(1, 1297175), (5, 259435), (11, 117925), (25, 51887), (53, 24475), (55, 23585), (89, 14575), (265, 4895), (275, 4717), (445, 2915), (583, 2225), (979, 1325)]