213820904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59263}}^1$

素因数の和:59321

約数の個数: 32

約数和(自身を含む): 448035840

約数和(自身を除く): 234214936

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 59263, 118526, 237052, 474104, 651893, 1303786, 2429783, 2607572, 4859566, 5215144, 9719132, 19438264, 26727613, 53455226, 106910452, 213820904]

約数ペア:

[(1, 213820904), (2, 106910452), (4, 53455226), (8, 26727613), (11, 19438264), (22, 9719132), (41, 5215144), (44, 4859566), (82, 2607572), (88, 2429783), (164, 1303786), (328, 651893), (451, 474104), (902, 237052), (1804, 118526), (3608, 59263)]