491048689

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 558005760

約数和(自身を除く): 66957071

約数列:

[1, 17, 23, 89, 103, 137, 391, 1513, 1751, 2047, 2329, 2369, 3151, 9167, 12193, 14111, 34799, 40273, 53567, 155839, 207281, 210841, 239887, 280439, 324553, 1255879, 3584297, 4767463, 5517401, 21349943, 28885217, 491048689]

約数ペア:

[(1, 491048689), (17, 28885217), (23, 21349943), (89, 5517401), (103, 4767463), (137, 3584297), (391, 1255879), (1513, 324553), (1751, 280439), (2047, 239887), (2329, 210841), (2369, 207281), (3151, 155839), (9167, 53567), (12193, 40273), (14111, 34799)]