8171919

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6827}}^1$

素因数の和:6859

約数の個数: 24

約数和(自身を含む): 14202240

約数和(自身を除く): 6030321

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 6827, 20481, 47789, 61443, 129713, 143367, 389139, 430101, 907991, 1167417, 2723973, 8171919]

約数ペア:

[(1, 8171919), (3, 2723973), (7, 1167417), (9, 907991), (19, 430101), (21, 389139), (57, 143367), (63, 129713), (133, 61443), (171, 47789), (399, 20481), (1197, 6827)]