25397541

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^2$

素因数の和:262

約数の個数: 36

約数和(自身を含む): 42204708

約数和(自身を除く): 16807167

約数列:

[1, 3, 9, 13, 17, 39, 51, 113, 117, 153, 221, 339, 663, 1017, 1469, 1921, 1989, 4407, 5763, 12769, 13221, 17289, 24973, 38307, 74919, 114921, 165997, 217073, 224757, 497991, 651219, 1493973, 1953657, 2821949, 8465847, 25397541]

約数ペア:

[(1, 25397541), (3, 8465847), (9, 2821949), (13, 1953657), (17, 1493973), (39, 651219), (51, 497991), (113, 224757), (117, 217073), (153, 165997), (221, 114921), (339, 74919), (663, 38307), (1017, 24973), (1469, 17289), (1921, 13221), (1989, 12769), (4407, 5763)]