71814015

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 164436480

約数和(自身を除く): 92622465

約数列:

[1, 3, 5, 7, 9, 13, 15, 19, 21, 35, 39, 45, 57, 63, 65, 71, 91, 95, 105, 117, 133, 169, 171, 195, 213, 247, 273, 285, 315, 355, 399, 455, 497, 507, 585, 639, 665, 741, 819, 845, 855, 923, 1065, 1183, 1197, 1235, 1349, 1365, 1491, 1521, 1729, 1995, 2223, 2485, 2535, 2769, 3195, 3211, 3549, 3705, 4047, 4095, 4473, 4615, 5187, 5915, 5985, 6461, 6745, 7455, 7605, 8307, 8645, 9443, 9633, 10647, 11115, 11999, 12141, 13845, 15561, 16055, 17537, 17745, 19383, 20235, 22365, 22477, 25935, 28329, 28899, 32305, 35997, 41535, 47215, 48165, 52611, 53235, 58149, 59995, 60705, 67431, 77805, 83993, 84987, 87685, 96915, 107991, 112385, 122759, 141645, 144495, 157833, 179985, 202293, 227981, 251979, 263055, 290745, 337155, 368277, 419965, 424935, 539955, 613795, 683943, 755937, 789165, 1011465, 1104831, 1139905, 1259895, 1595867, 1841385, 2051829, 3419715, 3779685, 4787601, 5524155, 7979335, 10259145, 14362803, 23938005, 71814015]

約数ペア:

[(1, 71814015), (3, 23938005), (5, 14362803), (7, 10259145), (9, 7979335), (13, 5524155), (15, 4787601), (19, 3779685), (21, 3419715), (35, 2051829), (39, 1841385), (45, 1595867), (57, 1259895), (63, 1139905), (65, 1104831), (71, 1011465), (91, 789165), (95, 755937), (105, 683943), (117, 613795), (133, 539955), (169, 424935), (171, 419965), (195, 368277), (213, 337155), (247, 290745), (273, 263055), (285, 251979), (315, 227981), (355, 202293), (399, 179985), (455, 157833), (497, 144495), (507, 141645), (585, 122759), (639, 112385), (665, 107991), (741, 96915), (819, 87685), (845, 84987), (855, 83993), (923, 77805), (1065, 67431), (1183, 60705), (1197, 59995), (1235, 58149), (1349, 53235), (1365, 52611), (1491, 48165), (1521, 47215), (1729, 41535), (1995, 35997), (2223, 32305), (2485, 28899), (2535, 28329), (2769, 25935), (3195, 22477), (3211, 22365), (3549, 20235), (3705, 19383), (4047, 17745), (4095, 17537), (4473, 16055), (4615, 15561), (5187, 13845), (5915, 12141), (5985, 11999), (6461, 11115), (6745, 10647), (7455, 9633), (7605, 9443), (8307, 8645)]