320872501

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 363916800

約数和(自身を除く): 43044299

約数列:

[1, 17, 29, 71, 89, 103, 493, 1207, 1513, 1751, 2059, 2581, 2987, 6319, 7313, 9167, 35003, 43877, 50779, 107423, 124321, 155839, 183251, 212077, 265843, 650857, 3115267, 3605309, 4519331, 11064569, 18874853, 320872501]

約数ペア:

[(1, 320872501), (17, 18874853), (29, 11064569), (71, 4519331), (89, 3605309), (103, 3115267), (493, 650857), (1207, 265843), (1513, 212077), (1751, 183251), (2059, 155839), (2581, 124321), (2987, 107423), (6319, 50779), (7313, 43877), (9167, 35003)]