317385215

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{1723}}^1$

素因数の和:2031

約数の個数: 32

約数和(自身を含む): 460101120

約数和(自身を除く): 142715905

約数列:

[1, 5, 7, 19, 35, 95, 133, 277, 665, 1385, 1723, 1939, 5263, 8615, 9695, 12061, 26315, 32737, 36841, 60305, 163685, 184205, 229159, 477271, 1145795, 2386355, 3340897, 9068149, 16704485, 45340745, 63477043, 317385215]

約数ペア:

[(1, 317385215), (5, 63477043), (7, 45340745), (19, 16704485), (35, 9068149), (95, 3340897), (133, 2386355), (277, 1145795), (665, 477271), (1385, 229159), (1723, 184205), (1939, 163685), (5263, 60305), (8615, 36841), (9695, 32737), (12061, 26315)]