9919287

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1693}}^1$

素因数の和:1740

約数の個数: 32

約数和(自身を含む): 17346560

約数和(自身を除く): 7427273

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1693, 1953, 5079, 5859, 11851, 15237, 35553, 45711, 52483, 106659, 157449, 319977, 367381, 472347, 1102143, 1417041, 3306429, 9919287]

約数ペア:

[(1, 9919287), (3, 3306429), (7, 1417041), (9, 1102143), (21, 472347), (27, 367381), (31, 319977), (63, 157449), (93, 106659), (189, 52483), (217, 45711), (279, 35553), (651, 15237), (837, 11851), (1693, 5859), (1953, 5079)]