338522015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{3907}}^1$

素因数の和:3999

約数の個数: 32

約数和(自身を含む): 462206976

約数和(自身を除く): 123684961

約数列:

[1, 5, 13, 31, 43, 65, 155, 215, 403, 559, 1333, 2015, 2795, 3907, 6665, 17329, 19535, 50791, 86645, 121117, 168001, 253955, 605585, 840005, 1574521, 2184013, 5208031, 7872605, 10920065, 26040155, 67704403, 338522015]

約数ペア:

[(1, 338522015), (5, 67704403), (13, 26040155), (31, 10920065), (43, 7872605), (65, 5208031), (155, 2184013), (215, 1574521), (403, 840005), (559, 605585), (1333, 253955), (2015, 168001), (2795, 121117), (3907, 86645), (6665, 50791), (17329, 19535)]