128429271

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{683}}^1\times {\mathrm{1229}}^1$

素因数の和:1935

約数の個数: 24

約数和(自身を含む): 196868880

約数和(自身を除く): 68439609

約数列:

[1, 3, 9, 17, 51, 153, 683, 1229, 2049, 3687, 6147, 11061, 11611, 20893, 34833, 62679, 104499, 188037, 839407, 2518221, 7554663, 14269919, 42809757, 128429271]

約数ペア:

[(1, 128429271), (3, 42809757), (9, 14269919), (17, 7554663), (51, 2518221), (153, 839407), (683, 188037), (1229, 104499), (2049, 62679), (3687, 34833), (6147, 20893), (11061, 11611)]