64498065

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 111849408

約数和(自身を除く): 47351343

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 215, 277, 285, 361, 645, 817, 831, 1083, 1385, 1805, 2451, 4085, 4155, 5263, 5415, 11911, 12255, 15523, 15789, 26315, 35733, 46569, 59555, 77615, 78945, 99997, 178665, 226309, 232845, 299991, 499985, 678927, 1131545, 1499955, 3394635, 4299871, 12899613, 21499355, 64498065]

約数ペア:

[(1, 64498065), (3, 21499355), (5, 12899613), (15, 4299871), (19, 3394635), (43, 1499955), (57, 1131545), (95, 678927), (129, 499985), (215, 299991), (277, 232845), (285, 226309), (361, 178665), (645, 99997), (817, 78945), (831, 77615), (1083, 59555), (1385, 46569), (1805, 35733), (2451, 26315), (4085, 15789), (4155, 15523), (5263, 12255), (5415, 11911)]