64155917

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 79315200

約数和(自身を除く): 15159283

約数列:

[1, 7, 29, 53, 67, 89, 203, 371, 469, 623, 1537, 1943, 2581, 3551, 4717, 5963, 10759, 13601, 18067, 24857, 33019, 41741, 102979, 136793, 172927, 316039, 720853, 957551, 1210489, 2212273, 9165131, 64155917]

約数ペア:

[(1, 64155917), (7, 9165131), (29, 2212273), (53, 1210489), (67, 957551), (89, 720853), (203, 316039), (371, 172927), (469, 136793), (623, 102979), (1537, 41741), (1943, 33019), (2581, 24857), (3551, 18067), (4717, 13601), (5963, 10759)]