78766457

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3167}}^1$

素因数の和:3221

約数の個数: 32

約数和(自身を含む): 109486080

約数和(自身を除く): 30719623

約数列:

[1, 7, 11, 17, 19, 77, 119, 133, 187, 209, 323, 1309, 1463, 2261, 3167, 3553, 22169, 24871, 34837, 53839, 60173, 243859, 376873, 421211, 592229, 661903, 1022941, 4145603, 4633321, 7160587, 11252351, 78766457]

約数ペア:

[(1, 78766457), (7, 11252351), (11, 7160587), (17, 4633321), (19, 4145603), (77, 1022941), (119, 661903), (133, 592229), (187, 421211), (209, 376873), (323, 243859), (1309, 60173), (1463, 53839), (2261, 34837), (3167, 24871), (3553, 22169)]