78706341

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1399}}^1$

素因数の和:1478

約数の個数: 48

約数和(自身を含む): 139776000

約数和(自身を除く): 61069659

約数列:

[1, 3, 7, 9, 19, 21, 47, 57, 63, 133, 141, 171, 329, 399, 423, 893, 987, 1197, 1399, 2679, 2961, 4197, 6251, 8037, 9793, 12591, 18753, 26581, 29379, 56259, 65753, 79743, 88137, 186067, 197259, 239229, 460271, 558201, 591777, 1249307, 1380813, 1674603, 3747921, 4142439, 8745149, 11243763, 26235447, 78706341]

約数ペア:

[(1, 78706341), (3, 26235447), (7, 11243763), (9, 8745149), (19, 4142439), (21, 3747921), (47, 1674603), (57, 1380813), (63, 1249307), (133, 591777), (141, 558201), (171, 460271), (329, 239229), (399, 197259), (423, 186067), (893, 88137), (987, 79743), (1197, 65753), (1399, 56259), (2679, 29379), (2961, 26581), (4197, 18753), (6251, 12591), (8037, 9793)]