638745216

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{97847}}^1$

素因数の和:97881

約数の個数: 64

約数和(自身を含む): 1796489280

約数和(自身を除く): 1157744064

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 128, 136, 192, 204, 272, 384, 408, 544, 816, 1088, 1632, 2176, 3264, 6528, 97847, 195694, 293541, 391388, 587082, 782776, 1174164, 1565552, 1663399, 2348328, 3131104, 3326798, 4696656, 4990197, 6262208, 6653596, 9393312, 9980394, 12524416, 13307192, 18786624, 19960788, 26614384, 37573248, 39921576, 53228768, 79843152, 106457536, 159686304, 212915072, 319372608, 638745216]

約数ペア:

[(1, 638745216), (2, 319372608), (3, 212915072), (4, 159686304), (6, 106457536), (8, 79843152), (12, 53228768), (16, 39921576), (17, 37573248), (24, 26614384), (32, 19960788), (34, 18786624), (48, 13307192), (51, 12524416), (64, 9980394), (68, 9393312), (96, 6653596), (102, 6262208), (128, 4990197), (136, 4696656), (192, 3326798), (204, 3131104), (272, 2348328), (384, 1663399), (408, 1565552), (544, 1174164), (816, 782776), (1088, 587082), (1632, 391388), (2176, 293541), (3264, 195694), (6528, 97847)]