81011658

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6451}}^1$

素因数の和:6499

約数の個数: 64

約数和(自身を含む): 208115712

約数和(自身を除く): 127104054

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 39, 42, 46, 69, 78, 91, 138, 161, 182, 273, 299, 322, 483, 546, 598, 897, 966, 1794, 2093, 4186, 6279, 6451, 12558, 12902, 19353, 38706, 45157, 83863, 90314, 135471, 148373, 167726, 251589, 270942, 296746, 445119, 503178, 587041, 890238, 1038611, 1174082, 1761123, 1928849, 2077222, 3115833, 3522246, 3857698, 5786547, 6231666, 11573094, 13501943, 27003886, 40505829, 81011658]

約数ペア:

[(1, 81011658), (2, 40505829), (3, 27003886), (6, 13501943), (7, 11573094), (13, 6231666), (14, 5786547), (21, 3857698), (23, 3522246), (26, 3115833), (39, 2077222), (42, 1928849), (46, 1761123), (69, 1174082), (78, 1038611), (91, 890238), (138, 587041), (161, 503178), (182, 445119), (273, 296746), (299, 270942), (322, 251589), (483, 167726), (546, 148373), (598, 135471), (897, 90314), (966, 83863), (1794, 45157), (2093, 38706), (4186, 19353), (6279, 12902), (6451, 12558)]