239969416

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{271}}^1\times {\mathrm{383}}^1$

素因数の和:694

約数の個数: 48

約数和(自身を含む): 480983040

約数和(自身を除く): 241013624

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 271, 289, 383, 542, 578, 766, 1084, 1156, 1532, 2168, 2312, 3064, 4607, 6511, 9214, 13022, 18428, 26044, 36856, 52088, 78319, 103793, 110687, 156638, 207586, 221374, 313276, 415172, 442748, 626552, 830344, 885496, 1764481, 3528962, 7057924, 14115848, 29996177, 59992354, 119984708, 239969416]

約数ペア:

[(1, 239969416), (2, 119984708), (4, 59992354), (8, 29996177), (17, 14115848), (34, 7057924), (68, 3528962), (136, 1764481), (271, 885496), (289, 830344), (383, 626552), (542, 442748), (578, 415172), (766, 313276), (1084, 221374), (1156, 207586), (1532, 156638), (2168, 110687), (2312, 103793), (3064, 78319), (4607, 52088), (6511, 36856), (9214, 26044), (13022, 18428)]