256461304

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{26737}}^1$

素因数の和:26863

約数の個数: 32

約数和(自身を含む): 529412400

約数和(自身を除く): 272951096

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 109, 218, 436, 872, 1199, 2398, 4796, 9592, 26737, 53474, 106948, 213896, 294107, 588214, 1176428, 2352856, 2914333, 5828666, 11657332, 23314664, 32057663, 64115326, 128230652, 256461304]

約数ペア:

[(1, 256461304), (2, 128230652), (4, 64115326), (8, 32057663), (11, 23314664), (22, 11657332), (44, 5828666), (88, 2914333), (109, 2352856), (218, 1176428), (436, 588214), (872, 294107), (1199, 213896), (2398, 106948), (4796, 53474), (9592, 26737)]