25979954

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{683}}^1$

素因数の和:735

約数の個数: 64

約数和(自身を含む): 55157760

約数和(自身を除く): 29177806

約数列:

[1, 2, 7, 11, 13, 14, 19, 22, 26, 38, 77, 91, 133, 143, 154, 182, 209, 247, 266, 286, 418, 494, 683, 1001, 1366, 1463, 1729, 2002, 2717, 2926, 3458, 4781, 5434, 7513, 8879, 9562, 12977, 15026, 17758, 19019, 25954, 38038, 52591, 62153, 90839, 97669, 105182, 124306, 142747, 168701, 181678, 195338, 285494, 337402, 683683, 999229, 1180907, 1367366, 1855711, 1998458, 2361814, 3711422, 12989977, 25979954]

約数ペア:

[(1, 25979954), (2, 12989977), (7, 3711422), (11, 2361814), (13, 1998458), (14, 1855711), (19, 1367366), (22, 1180907), (26, 999229), (38, 683683), (77, 337402), (91, 285494), (133, 195338), (143, 181678), (154, 168701), (182, 142747), (209, 124306), (247, 105182), (266, 97669), (286, 90839), (418, 62153), (494, 52591), (683, 38038), (1001, 25954), (1366, 19019), (1463, 17758), (1729, 15026), (2002, 12977), (2717, 9562), (2926, 8879), (3458, 7513), (4781, 5434)]