47688879

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2543}}^1$

素因数の和:2619

約数の個数: 32

約数和(自身を含む): 78151680

約数和(自身を除く): 30462801

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 987, 2543, 2679, 6251, 7629, 17801, 18753, 48317, 53403, 119521, 144951, 338219, 358563, 836647, 1014657, 2270899, 2509941, 6812697, 15896293, 47688879]

約数ペア:

[(1, 47688879), (3, 15896293), (7, 6812697), (19, 2509941), (21, 2270899), (47, 1014657), (57, 836647), (133, 358563), (141, 338219), (329, 144951), (399, 119521), (893, 53403), (987, 48317), (2543, 18753), (2679, 17801), (6251, 7629)]