25972905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 51240960

約数和(自身を除く): 25268055

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 47, 57, 95, 105, 133, 141, 235, 277, 285, 329, 399, 665, 705, 831, 893, 987, 1385, 1645, 1939, 1995, 2679, 4155, 4465, 4935, 5263, 5817, 6251, 9695, 13019, 13395, 15789, 18753, 26315, 29085, 31255, 36841, 39057, 65095, 78945, 91133, 93765, 110523, 184205, 195285, 247361, 273399, 455665, 552615, 742083, 1236805, 1366995, 1731527, 3710415, 5194581, 8657635, 25972905]

約数ペア:

[(1, 25972905), (3, 8657635), (5, 5194581), (7, 3710415), (15, 1731527), (19, 1366995), (21, 1236805), (35, 742083), (47, 552615), (57, 455665), (95, 273399), (105, 247361), (133, 195285), (141, 184205), (235, 110523), (277, 93765), (285, 91133), (329, 78945), (399, 65095), (665, 39057), (705, 36841), (831, 31255), (893, 29085), (987, 26315), (1385, 18753), (1645, 15789), (1939, 13395), (1995, 13019), (2679, 9695), (4155, 6251), (4465, 5817), (4935, 5263)]