123854384

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{1609}}^1$

素因数の和:1917

約数の個数: 40

約数和(自身を含む): 255139920

約数和(自身を除く): 131285536

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 283, 566, 1132, 1609, 2264, 3218, 4528, 4811, 6436, 9622, 12872, 19244, 25744, 27353, 38488, 54706, 76976, 109412, 218824, 437648, 455347, 910694, 1821388, 3642776, 7285552, 7740899, 15481798, 30963596, 61927192, 123854384]

約数ペア:

[(1, 123854384), (2, 61927192), (4, 30963596), (8, 15481798), (16, 7740899), (17, 7285552), (34, 3642776), (68, 1821388), (136, 910694), (272, 455347), (283, 437648), (566, 218824), (1132, 109412), (1609, 76976), (2264, 54706), (3218, 38488), (4528, 27353), (4811, 25744), (6436, 19244), (9622, 12872)]