6997221

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 13178880

約数和(自身を除く): 6181659

約数列:

[1, 3, 7, 9, 11, 21, 23, 33, 63, 69, 77, 99, 161, 207, 231, 253, 439, 483, 693, 759, 1317, 1449, 1771, 2277, 3073, 3951, 4829, 5313, 9219, 10097, 14487, 15939, 27657, 30291, 33803, 43461, 70679, 90873, 101409, 111067, 212037, 304227, 333201, 636111, 777469, 999603, 2332407, 6997221]

約数ペア:

[(1, 6997221), (3, 2332407), (7, 999603), (9, 777469), (11, 636111), (21, 333201), (23, 304227), (33, 212037), (63, 111067), (69, 101409), (77, 90873), (99, 70679), (161, 43461), (207, 33803), (231, 30291), (253, 27657), (439, 15939), (483, 14487), (693, 10097), (759, 9219), (1317, 5313), (1449, 4829), (1771, 3951), (2277, 3073)]