25314237

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{409}}^1$

素因数の和:474

約数の個数: 36

約数和(自身を含む): 41264860

約数和(自身を除く): 15950623

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 409, 529, 897, 1227, 1587, 2691, 3681, 4761, 5317, 6877, 9407, 15951, 20631, 28221, 47853, 61893, 84663, 122291, 216361, 366873, 649083, 1100619, 1947249, 2812693, 8438079, 25314237]

約数ペア:

[(1, 25314237), (3, 8438079), (9, 2812693), (13, 1947249), (23, 1100619), (39, 649083), (69, 366873), (117, 216361), (207, 122291), (299, 84663), (409, 61893), (529, 47853), (897, 28221), (1227, 20631), (1587, 15951), (2691, 9407), (3681, 6877), (4761, 5317)]