666402

素因数分解:

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

素因数の和:478

約数の個数: 32

約数和(自身を含む): 1520640

約数和(自身を除く): 854238

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 439, 506, 759, 878, 1317, 1518, 2634, 4829, 9658, 10097, 14487, 20194, 28974, 30291, 60582, 111067, 222134, 333201, 666402]

約数ペア:

[(1, 666402), (2, 333201), (3, 222134), (6, 111067), (11, 60582), (22, 30291), (23, 28974), (33, 20194), (46, 14487), (66, 10097), (69, 9658), (138, 4829), (253, 2634), (439, 1518), (506, 1317), (759, 878)]