657237568

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{4093}}^1$

素因数の和:4311

約数の個数: 56

約数和(自身を含む): 1412151608

約数和(自身を除く): 754914040

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 193, 208, 386, 416, 772, 832, 1544, 2509, 3088, 4093, 5018, 6176, 8186, 10036, 12352, 16372, 20072, 32744, 40144, 53209, 65488, 80288, 106418, 130976, 160576, 212836, 261952, 425672, 789949, 851344, 1579898, 1702688, 3159796, 3405376, 6319592, 10269337, 12639184, 20538674, 25278368, 41077348, 50556736, 82154696, 164309392, 328618784, 657237568]

約数ペア:

[(1, 657237568), (2, 328618784), (4, 164309392), (8, 82154696), (13, 50556736), (16, 41077348), (26, 25278368), (32, 20538674), (52, 12639184), (64, 10269337), (104, 6319592), (193, 3405376), (208, 3159796), (386, 1702688), (416, 1579898), (772, 851344), (832, 789949), (1544, 425672), (2509, 261952), (3088, 212836), (4093, 160576), (5018, 130976), (6176, 106418), (8186, 80288), (10036, 65488), (12352, 53209), (16372, 40144), (20072, 32744)]