81720319443

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{8017}}^1\times {\mathrm{11839}}^1$

素因数の和:19907

約数の個数: 32

約数和(自身を含む): 127590113280

約数和(自身を除く): 45869793837

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 8017, 11839, 24051, 35517, 56119, 82873, 168357, 248619, 328697, 485399, 986091, 1456197, 2300879, 3397793, 6902637, 10193379, 94913263, 284739789, 664392841, 1993178523, 3891443783, 11674331349, 27240106481, 81720319443]

約数ペア:

[(1, 81720319443), (3, 27240106481), (7, 11674331349), (21, 3891443783), (41, 1993178523), (123, 664392841), (287, 284739789), (861, 94913263), (8017, 10193379), (11839, 6902637), (24051, 3397793), (35517, 2300879), (56119, 1456197), (82873, 986091), (168357, 485399), (248619, 328697)]