260348

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:173

約数の個数: 24

約数和(自身を含む): 510384

約数和(自身を除く): 250036

約数列:

[1, 2, 4, 11, 22, 44, 61, 97, 122, 194, 244, 388, 671, 1067, 1342, 2134, 2684, 4268, 5917, 11834, 23668, 65087, 130174, 260348]

約数ペア:

[(1, 260348), (2, 130174), (4, 65087), (11, 23668), (22, 11834), (44, 5917), (61, 4268), (97, 2684), (122, 2134), (194, 1342), (244, 1067), (388, 671)]