1276585353

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{685231}}^1$

素因数の和:685266

約数の個数: 20

約数和(自身を含む): 1989913728

約数和(自身を除く): 713328375

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 685231, 2055693, 6167079, 15760313, 18501237, 47280939, 55503711, 141842817, 425528451, 1276585353]

約数ペア:

[(1, 1276585353), (3, 425528451), (9, 141842817), (23, 55503711), (27, 47280939), (69, 18501237), (81, 15760313), (207, 6167079), (621, 2055693), (1863, 685231)]