2220978243

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{1597}}^1$

素因数の和:1732

約数の個数: 64

約数和(自身を含む): 3567656448

約数和(自身を除く): 1346678205

約数列:

[1, 3, 11, 17, 33, 37, 51, 67, 111, 187, 201, 407, 561, 629, 737, 1139, 1221, 1597, 1887, 2211, 2479, 3417, 4791, 6919, 7437, 12529, 17567, 20757, 27149, 27269, 37587, 42143, 52701, 59089, 81447, 81807, 106999, 126429, 177267, 298639, 320997, 463573, 649979, 895917, 1004513, 1176989, 1390719, 1818983, 1949937, 3013539, 3530967, 3958963, 5456949, 11049643, 11876889, 20008813, 33148929, 43548593, 60026439, 67302371, 130645779, 201907113, 740326081, 2220978243]

約数ペア:

[(1, 2220978243), (3, 740326081), (11, 201907113), (17, 130645779), (33, 67302371), (37, 60026439), (51, 43548593), (67, 33148929), (111, 20008813), (187, 11876889), (201, 11049643), (407, 5456949), (561, 3958963), (629, 3530967), (737, 3013539), (1139, 1949937), (1221, 1818983), (1597, 1390719), (1887, 1176989), (2211, 1004513), (2479, 895917), (3417, 649979), (4791, 463573), (6919, 320997), (7437, 298639), (12529, 177267), (17567, 126429), (20757, 106999), (27149, 81807), (27269, 81447), (37587, 59089), (42143, 52701)]