25672857

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{47}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 43223040

約数和(自身を除く): 17550183

約数列:

[1, 3, 7, 19, 21, 37, 47, 57, 111, 133, 141, 259, 329, 399, 703, 777, 893, 987, 1369, 1739, 2109, 2679, 4107, 4921, 5217, 6251, 9583, 12173, 14763, 18753, 26011, 28749, 33041, 36519, 64343, 78033, 99123, 182077, 193029, 231287, 450401, 546231, 693861, 1222517, 1351203, 3667551, 8557619, 25672857]

約数ペア:

[(1, 25672857), (3, 8557619), (7, 3667551), (19, 1351203), (21, 1222517), (37, 693861), (47, 546231), (57, 450401), (111, 231287), (133, 193029), (141, 182077), (259, 99123), (329, 78033), (399, 64343), (703, 36519), (777, 33041), (893, 28749), (987, 26011), (1369, 18753), (1739, 14763), (2109, 12173), (2679, 9583), (4107, 6251), (4921, 5217)]