2585485

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 3689496

約数和(自身を除く): 1104011

約数列:

[1, 5, 7, 35, 49, 61, 173, 245, 305, 427, 865, 1211, 2135, 2989, 6055, 8477, 10553, 14945, 42385, 52765, 73871, 369355, 517097, 2585485]

約数ペア:

[(1, 2585485), (5, 517097), (7, 369355), (35, 73871), (49, 52765), (61, 42385), (173, 14945), (245, 10553), (305, 8477), (427, 6055), (865, 2989), (1211, 2135)]