198389968

素因数分解:

$2^4\times 7^1\times {\mathrm{887}}^1\times {\mathrm{1997}}^1$

素因数の和:2899

約数の個数: 40

約数和(自身を含む): 440007552

約数和(自身を除く): 241617584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 887, 1774, 1997, 3548, 3994, 6209, 7096, 7988, 12418, 13979, 14192, 15976, 24836, 27958, 31952, 49672, 55916, 99344, 111832, 223664, 1771339, 3542678, 7085356, 12399373, 14170712, 24798746, 28341424, 49597492, 99194984, 198389968]

約数ペア:

[(1, 198389968), (2, 99194984), (4, 49597492), (7, 28341424), (8, 24798746), (14, 14170712), (16, 12399373), (28, 7085356), (56, 3542678), (112, 1771339), (887, 223664), (1774, 111832), (1997, 99344), (3548, 55916), (3994, 49672), (6209, 31952), (7096, 27958), (7988, 24836), (12418, 15976), (13979, 14192)]