26428805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 35900928

約数和(自身を除く): 9472123

約数列:

[1, 5, 13, 41, 47, 65, 205, 211, 235, 533, 611, 1055, 1927, 2665, 2743, 3055, 8651, 9635, 9917, 13715, 25051, 43255, 49585, 112463, 125255, 128921, 406597, 562315, 644605, 2032985, 5285761, 26428805]

約数ペア:

[(1, 26428805), (5, 5285761), (13, 2032985), (41, 644605), (47, 562315), (65, 406597), (205, 128921), (211, 125255), (235, 112463), (533, 49585), (611, 43255), (1055, 25051), (1927, 13715), (2665, 9917), (2743, 9635), (3055, 8651)]