208187847

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{35533}}^1$

素因数の和:35580

約数の個数: 32

約数和(自身を含む): 363868160

約数和(自身を除く): 155680313

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 5859, 35533, 106599, 248731, 319797, 746193, 959391, 1101523, 2238579, 3304569, 6715737, 7710661, 9913707, 23131983, 29741121, 69395949, 208187847]

約数ペア:

[(1, 208187847), (3, 69395949), (7, 29741121), (9, 23131983), (21, 9913707), (27, 7710661), (31, 6715737), (63, 3304569), (93, 2238579), (189, 1101523), (217, 959391), (279, 746193), (651, 319797), (837, 248731), (1953, 106599), (5859, 35533)]