2938388971

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{1597}}^1$

素因数の和:1835

約数の個数: 32

約数和(自身を含む): 3550883840

約数和(自身を除く): 612494869

約数列:

[1, 7, 31, 61, 139, 217, 427, 973, 1597, 1891, 4309, 8479, 11179, 13237, 30163, 49507, 59353, 97417, 221983, 262849, 346549, 681919, 1553881, 1839943, 3019927, 6881473, 13540963, 21139489, 48170311, 94786741, 419769853, 2938388971]

約数ペア:

[(1, 2938388971), (7, 419769853), (31, 94786741), (61, 48170311), (139, 21139489), (217, 13540963), (427, 6881473), (973, 3019927), (1597, 1839943), (1891, 1553881), (4309, 681919), (8479, 346549), (11179, 262849), (13237, 221983), (30163, 97417), (49507, 59353)]