25280343

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1669}}^1$

素因数の和:1709

約数の個数: 40

約数和(自身を含む): 43647120

約数和(自身を除く): 18366777

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 153, 187, 297, 459, 561, 891, 1377, 1669, 1683, 5007, 5049, 15021, 15147, 18359, 28373, 45063, 55077, 85119, 135189, 165231, 255357, 312103, 495693, 766071, 936309, 1487079, 2298213, 2808927, 8426781, 25280343]

約数ペア:

[(1, 25280343), (3, 8426781), (9, 2808927), (11, 2298213), (17, 1487079), (27, 936309), (33, 766071), (51, 495693), (81, 312103), (99, 255357), (153, 165231), (187, 135189), (297, 85119), (459, 55077), (561, 45063), (891, 28373), (1377, 18359), (1669, 15147), (1683, 15021), (5007, 5049)]