404749345

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:191

約数の個数: 128

約数和(自身を含む): 710664192

約数和(自身を除く): 305914847

約数列:

[1, 5, 7, 11, 13, 17, 35, 55, 65, 67, 71, 77, 85, 91, 119, 143, 187, 221, 335, 355, 385, 455, 469, 497, 595, 715, 737, 781, 871, 923, 935, 1001, 1105, 1139, 1207, 1309, 1547, 2345, 2431, 2485, 3685, 3905, 4355, 4615, 4757, 5005, 5159, 5467, 5695, 6035, 6097, 6461, 6545, 7735, 7973, 8449, 9581, 10153, 12155, 12529, 13277, 14807, 15691, 17017, 23785, 25795, 27335, 30485, 32305, 33299, 39865, 42245, 47905, 50765, 52327, 61841, 62645, 66385, 67067, 71071, 74035, 78455, 80869, 85085, 87703, 92939, 103649, 109837, 162877, 166495, 172601, 261635, 309205, 335335, 355355, 366289, 404345, 432887, 438515, 464695, 518245, 549185, 566083, 680251, 814385, 863005, 889559, 1051297, 1140139, 1208207, 1831445, 2164435, 2830415, 3401255, 4447795, 4761757, 5256485, 5700695, 6041035, 6226913, 7359079, 11564267, 23808785, 31134565, 36795395, 57821335, 80949869, 404749345]

約数ペア:

[(1, 404749345), (5, 80949869), (7, 57821335), (11, 36795395), (13, 31134565), (17, 23808785), (35, 11564267), (55, 7359079), (65, 6226913), (67, 6041035), (71, 5700695), (77, 5256485), (85, 4761757), (91, 4447795), (119, 3401255), (143, 2830415), (187, 2164435), (221, 1831445), (335, 1208207), (355, 1140139), (385, 1051297), (455, 889559), (469, 863005), (497, 814385), (595, 680251), (715, 566083), (737, 549185), (781, 518245), (871, 464695), (923, 438515), (935, 432887), (1001, 404345), (1105, 366289), (1139, 355355), (1207, 335335), (1309, 309205), (1547, 261635), (2345, 172601), (2431, 166495), (2485, 162877), (3685, 109837), (3905, 103649), (4355, 92939), (4615, 87703), (4757, 85085), (5005, 80869), (5159, 78455), (5467, 74035), (5695, 71071), (6035, 67067), (6097, 66385), (6461, 62645), (6545, 61841), (7735, 52327), (7973, 50765), (8449, 47905), (9581, 42245), (10153, 39865), (12155, 33299), (12529, 32305), (13277, 30485), (14807, 27335), (15691, 25795), (17017, 23785)]