1666005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 3041280

約数和(自身を除く): 1375275

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 165, 253, 345, 439, 759, 1265, 1317, 2195, 3795, 4829, 6585, 10097, 14487, 24145, 30291, 50485, 72435, 111067, 151455, 333201, 555335, 1666005]

約数ペア:

[(1, 1666005), (3, 555335), (5, 333201), (11, 151455), (15, 111067), (23, 72435), (33, 50485), (55, 30291), (69, 24145), (115, 14487), (165, 10097), (253, 6585), (345, 4829), (439, 3795), (759, 2195), (1265, 1317)]