389627272

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{487}}^1\times {\mathrm{1031}}^1$

素因数の和:1621

約数の個数: 32

約数和(自身を含む): 740315520

約数和(自身を除く): 350688248

約数列:

[1, 2, 4, 8, 97, 194, 388, 487, 776, 974, 1031, 1948, 2062, 3896, 4124, 8248, 47239, 94478, 100007, 188956, 200014, 377912, 400028, 502097, 800056, 1004194, 2008388, 4016776, 48703409, 97406818, 194813636, 389627272]

約数ペア:

[(1, 389627272), (2, 194813636), (4, 97406818), (8, 48703409), (97, 4016776), (194, 2008388), (388, 1004194), (487, 800056), (776, 502097), (974, 400028), (1031, 377912), (1948, 200014), (2062, 188956), (3896, 100007), (4124, 94478), (8248, 47239)]