26506881

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{409}}^1$

素因数の和:813

約数の個数: 24

約数和(自身を含む): 40508000

約数和(自身を除く): 14001119

約数列:

[1, 3, 9, 19, 57, 171, 379, 409, 1137, 1227, 3411, 3681, 7201, 7771, 21603, 23313, 64809, 69939, 155011, 465033, 1395099, 2945209, 8835627, 26506881]

約数ペア:

[(1, 26506881), (3, 8835627), (9, 2945209), (19, 1395099), (57, 465033), (171, 155011), (379, 69939), (409, 64809), (1137, 23313), (1227, 21603), (3411, 7771), (3681, 7201)]