39942945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7459}}^1$

素因数の和:7494

約数の個数: 48

約数和(自身を含む): 83790720

約数和(自身を除く): 43847775

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 595, 765, 1071, 1785, 5355, 7459, 22377, 37295, 52213, 67131, 111885, 126803, 156639, 261065, 335655, 380409, 469917, 634015, 783195, 887621, 1141227, 1902045, 2349585, 2662863, 4438105, 5706135, 7988589, 13314315, 39942945]

約数ペア:

[(1, 39942945), (3, 13314315), (5, 7988589), (7, 5706135), (9, 4438105), (15, 2662863), (17, 2349585), (21, 1902045), (35, 1141227), (45, 887621), (51, 783195), (63, 634015), (85, 469917), (105, 380409), (119, 335655), (153, 261065), (255, 156639), (315, 126803), (357, 111885), (595, 67131), (765, 52213), (1071, 37295), (1785, 22377), (5355, 7459)]