28501015

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{821}}^1$

素因数の和:1010

約数の個数: 16

約数和(自身を含む): 35155296

約数和(自身を除く): 6654281

約数列:

[1, 5, 53, 131, 265, 655, 821, 4105, 6943, 34715, 43513, 107551, 217565, 537755, 5700203, 28501015]

約数ペア:

[(1, 28501015), (5, 5700203), (53, 537755), (131, 217565), (265, 107551), (655, 43513), (821, 34715), (4105, 6943)]