389738657

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{613}}^1$

素因数の和:1013

約数の個数: 32

約数和(自身を含む): 509276160

約数和(自身を除く): 119537503

約数列:

[1, 7, 11, 23, 77, 161, 253, 359, 613, 1771, 2513, 3949, 4291, 6743, 8257, 14099, 27643, 47201, 57799, 90827, 98693, 155089, 220067, 635789, 1085623, 1540469, 2420737, 5061541, 16945159, 35430787, 55676951, 389738657]

約数ペア:

[(1, 389738657), (7, 55676951), (11, 35430787), (23, 16945159), (77, 5061541), (161, 2420737), (253, 1540469), (359, 1085623), (613, 635789), (1771, 220067), (2513, 155089), (3949, 98693), (4291, 90827), (6743, 57799), (8257, 47201), (14099, 27643)]