339816295

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 519837696

約数和(自身を除く): 180021401

約数列:

[1, 5, 7, 13, 35, 65, 67, 71, 91, 157, 335, 355, 455, 469, 497, 785, 871, 923, 1099, 2041, 2345, 2485, 4355, 4615, 4757, 5495, 6097, 6461, 10205, 10519, 11147, 14287, 23785, 30485, 32305, 33299, 52595, 55735, 61841, 71435, 73633, 78029, 136747, 144911, 166495, 309205, 368165, 390145, 432887, 683735, 724555, 746849, 957229, 1014377, 2164435, 3734245, 4786145, 5071885, 5227943, 9709037, 26139715, 48545185, 67963259, 339816295]

約数ペア:

[(1, 339816295), (5, 67963259), (7, 48545185), (13, 26139715), (35, 9709037), (65, 5227943), (67, 5071885), (71, 4786145), (91, 3734245), (157, 2164435), (335, 1014377), (355, 957229), (455, 746849), (469, 724555), (497, 683735), (785, 432887), (871, 390145), (923, 368165), (1099, 309205), (2041, 166495), (2345, 144911), (2485, 136747), (4355, 78029), (4615, 73633), (4757, 71435), (5495, 61841), (6097, 55735), (6461, 52595), (10205, 33299), (10519, 32305), (11147, 30485), (14287, 23785)]