9989115

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{911}}^1$

素因数の和:979

約数の個数: 32

約数和(自身を含む): 17335296

約数和(自身を除く): 7346181

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 911, 2193, 2733, 3655, 4555, 10965, 13665, 15487, 39173, 46461, 77435, 117519, 195865, 232305, 587595, 665941, 1997823, 3329705, 9989115]

約数ペア:

[(1, 9989115), (3, 3329705), (5, 1997823), (15, 665941), (17, 587595), (43, 232305), (51, 195865), (85, 117519), (129, 77435), (215, 46461), (255, 39173), (645, 15487), (731, 13665), (911, 10965), (2193, 4555), (2733, 3655)]