54891005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 74511360

約数和(自身を除く): 19620355

約数列:

[1, 5, 13, 41, 43, 65, 205, 215, 479, 533, 559, 1763, 2395, 2665, 2795, 6227, 8815, 19639, 20597, 22919, 31135, 98195, 102985, 114595, 255307, 267761, 844477, 1276535, 1338805, 4222385, 10978201, 54891005]

約数ペア:

[(1, 54891005), (5, 10978201), (13, 4222385), (41, 1338805), (43, 1276535), (65, 844477), (205, 267761), (215, 255307), (479, 114595), (533, 102985), (559, 98195), (1763, 31135), (2395, 22919), (2665, 20597), (2795, 19639), (6227, 8815)]