688991772

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{356621}}^1$

素因数の和:356658

約数の個数: 48

約数和(自身を含む): 1917199872

約数和(自身を除く): 1228208100

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 644, 966, 1932, 356621, 713242, 1069863, 1426484, 2139726, 2496347, 4279452, 4992694, 7489041, 8202283, 9985388, 14978082, 16404566, 24606849, 29956164, 32809132, 49213698, 57415981, 98427396, 114831962, 172247943, 229663924, 344495886, 688991772]

約数ペア:

[(1, 688991772), (2, 344495886), (3, 229663924), (4, 172247943), (6, 114831962), (7, 98427396), (12, 57415981), (14, 49213698), (21, 32809132), (23, 29956164), (28, 24606849), (42, 16404566), (46, 14978082), (69, 9985388), (84, 8202283), (92, 7489041), (138, 4992694), (161, 4279452), (276, 2496347), (322, 2139726), (483, 1426484), (644, 1069863), (966, 713242), (1932, 356621)]