390911248

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{701}}^1$

素因数の和:1112

約数の個数: 80

約数和(自身を含む): 935940096

約数和(自身を除く): 545028848

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 383, 701, 728, 766, 1402, 1456, 1532, 2681, 2804, 3064, 4907, 4979, 5362, 5608, 6128, 9113, 9814, 9958, 10724, 11216, 18226, 19628, 19916, 21448, 34853, 36452, 39256, 39832, 42896, 63791, 69706, 72904, 78512, 79664, 127582, 139412, 145808, 255164, 268483, 278824, 510328, 536966, 557648, 1020656, 1073932, 1879381, 2147864, 3490279, 3758762, 4295728, 6980558, 7517524, 13961116, 15035048, 24431953, 27922232, 30070096, 48863906, 55844464, 97727812, 195455624, 390911248]

約数ペア:

[(1, 390911248), (2, 195455624), (4, 97727812), (7, 55844464), (8, 48863906), (13, 30070096), (14, 27922232), (16, 24431953), (26, 15035048), (28, 13961116), (52, 7517524), (56, 6980558), (91, 4295728), (104, 3758762), (112, 3490279), (182, 2147864), (208, 1879381), (364, 1073932), (383, 1020656), (701, 557648), (728, 536966), (766, 510328), (1402, 278824), (1456, 268483), (1532, 255164), (2681, 145808), (2804, 139412), (3064, 127582), (4907, 79664), (4979, 78512), (5362, 72904), (5608, 69706), (6128, 63791), (9113, 42896), (9814, 39832), (9958, 39256), (10724, 36452), (11216, 34853), (18226, 21448), (19628, 19916)]