25017219

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{293}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 37149840

約数和(自身を除く): 12132621

約数列:

[1, 3, 9, 53, 159, 179, 293, 477, 537, 879, 1611, 2637, 9487, 15529, 28461, 46587, 52447, 85383, 139761, 157341, 472023, 2779691, 8339073, 25017219]

約数ペア:

[(1, 25017219), (3, 8339073), (9, 2779691), (53, 472023), (159, 157341), (179, 139761), (293, 85383), (477, 52447), (537, 46587), (879, 28461), (1611, 15529), (2637, 9487)]