140403711

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{7487}}^1$

素因数の和:7563

約数の個数: 32

約数和(自身を含む): 230031360

約数和(自身を除く): 89627649

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 987, 2679, 6251, 7487, 18753, 22461, 52409, 142253, 157227, 351889, 426759, 995771, 1055667, 2463223, 2987313, 6685891, 7389669, 20057673, 46801237, 140403711]

約数ペア:

[(1, 140403711), (3, 46801237), (7, 20057673), (19, 7389669), (21, 6685891), (47, 2987313), (57, 2463223), (133, 1055667), (141, 995771), (329, 426759), (399, 351889), (893, 157227), (987, 142253), (2679, 52409), (6251, 22461), (7487, 18753)]