80971407

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4783}}^1$

素因数の和:4825

約数の個数: 40

約数和(自身を含む): 138927360

約数和(自身を除く): 57955953

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 171, 209, 297, 513, 627, 891, 1539, 1881, 4783, 5643, 14349, 16929, 43047, 52613, 90877, 129141, 157839, 272631, 387423, 473517, 817893, 999647, 1420551, 2453679, 2998941, 4261653, 7361037, 8996823, 26990469, 80971407]

約数ペア:

[(1, 80971407), (3, 26990469), (9, 8996823), (11, 7361037), (19, 4261653), (27, 2998941), (33, 2453679), (57, 1420551), (81, 999647), (99, 817893), (171, 473517), (209, 387423), (297, 272631), (513, 157839), (627, 129141), (891, 90877), (1539, 52613), (1881, 43047), (4783, 16929), (5643, 14349)]