78666497

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{241}}^1$

素因数の和:489

約数の個数: 32

約数和(自身を含む): 103428864

約数和(自身を除く): 24762367

約数列:

[1, 7, 13, 17, 91, 119, 211, 221, 241, 1477, 1547, 1687, 2743, 3133, 3587, 4097, 19201, 21931, 25109, 28679, 46631, 50851, 53261, 326417, 355957, 372827, 661063, 864467, 4627441, 6051269, 11238071, 78666497]

約数ペア:

[(1, 78666497), (7, 11238071), (13, 6051269), (17, 4627441), (91, 864467), (119, 661063), (211, 372827), (221, 355957), (241, 326417), (1477, 53261), (1547, 50851), (1687, 46631), (2743, 28679), (3133, 25109), (3587, 21931), (4097, 19201)]