201977307

素因数分解:

$3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11491}}^1$

素因数の和:11541

約数の個数: 40

約数和(自身を含む): 355976192

約数和(自身を除く): 153998885

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 279, 567, 651, 837, 1953, 2511, 5859, 11491, 17577, 34473, 80437, 103419, 241311, 310257, 356221, 723933, 930771, 1068663, 2171799, 2493547, 3205989, 6515397, 7480641, 9617967, 22441923, 28853901, 67325769, 201977307]

約数ペア:

[(1, 201977307), (3, 67325769), (7, 28853901), (9, 22441923), (21, 9617967), (27, 7480641), (31, 6515397), (63, 3205989), (81, 2493547), (93, 2171799), (189, 1068663), (217, 930771), (279, 723933), (567, 356221), (651, 310257), (837, 241311), (1953, 103419), (2511, 80437), (5859, 34473), (11491, 17577)]