388517248

素因数分解:

$2^7\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1861}}^1$

素因数の和:2115

約数の個数: 64

約数和(自身を含む): 888844320

約数和(自身を除く): 500327072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 233, 448, 466, 896, 932, 1631, 1861, 1864, 3262, 3722, 3728, 6524, 7444, 7456, 13027, 13048, 14888, 14912, 26054, 26096, 29776, 29824, 52108, 52192, 59552, 104216, 104384, 119104, 208432, 208768, 238208, 416864, 433613, 833728, 867226, 1667456, 1734452, 3035291, 3468904, 6070582, 6937808, 12141164, 13875616, 24282328, 27751232, 48564656, 55502464, 97129312, 194258624, 388517248]

約数ペア:

[(1, 388517248), (2, 194258624), (4, 97129312), (7, 55502464), (8, 48564656), (14, 27751232), (16, 24282328), (28, 13875616), (32, 12141164), (56, 6937808), (64, 6070582), (112, 3468904), (128, 3035291), (224, 1734452), (233, 1667456), (448, 867226), (466, 833728), (896, 433613), (932, 416864), (1631, 238208), (1861, 208768), (1864, 208432), (3262, 119104), (3722, 104384), (3728, 104216), (6524, 59552), (7444, 52192), (7456, 52108), (13027, 29824), (13048, 29776), (14888, 26096), (14912, 26054)]