20160249

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 30222720

約数和(自身を除く): 10062471

約数列:

[1, 3, 17, 29, 43, 51, 87, 129, 317, 493, 731, 951, 1247, 1479, 2193, 3741, 5389, 9193, 13631, 16167, 21199, 27579, 40893, 63597, 156281, 231727, 395299, 468843, 695181, 1185897, 6720083, 20160249]

約数ペア:

[(1, 20160249), (3, 6720083), (17, 1185897), (29, 695181), (43, 468843), (51, 395299), (87, 231727), (129, 156281), (317, 63597), (493, 40893), (731, 27579), (951, 21199), (1247, 16167), (1479, 13631), (2193, 9193), (3741, 5389)]