123681393

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1399}}^1$

素因数の和:1482

約数の個数: 48

約数和(自身を含む): 209664000

約数和(自身を除く): 85982607

約数列:

[1, 3, 9, 11, 19, 33, 47, 57, 99, 141, 171, 209, 423, 517, 627, 893, 1399, 1551, 1881, 2679, 4197, 4653, 8037, 9823, 12591, 15389, 26581, 29469, 46167, 65753, 79743, 88407, 138501, 197259, 239229, 292391, 591777, 723283, 877173, 1249307, 2169849, 2631519, 3747921, 6509547, 11243763, 13742377, 41227131, 123681393]

約数ペア:

[(1, 123681393), (3, 41227131), (9, 13742377), (11, 11243763), (19, 6509547), (33, 3747921), (47, 2631519), (57, 2169849), (99, 1249307), (141, 877173), (171, 723283), (209, 591777), (423, 292391), (517, 239229), (627, 197259), (893, 138501), (1399, 88407), (1551, 79743), (1881, 65753), (2679, 46167), (4197, 29469), (4653, 26581), (8037, 15389), (9823, 12591)]