11981229

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:114

約数の個数: 48

約数和(自身を含む): 19458432

約数和(自身を除く): 7477203

約数列:

[1, 3, 13, 19, 23, 37, 39, 57, 69, 111, 247, 299, 361, 437, 481, 703, 741, 851, 897, 1083, 1311, 1443, 2109, 2553, 4693, 5681, 8303, 9139, 11063, 13357, 14079, 16169, 17043, 24909, 27417, 33189, 40071, 48507, 107939, 173641, 210197, 307211, 323817, 520923, 630591, 921633, 3993743, 11981229]

約数ペア:

[(1, 11981229), (3, 3993743), (13, 921633), (19, 630591), (23, 520923), (37, 323817), (39, 307211), (57, 210197), (69, 173641), (111, 107939), (247, 48507), (299, 40071), (361, 33189), (437, 27417), (481, 24909), (703, 17043), (741, 16169), (851, 14079), (897, 13357), (1083, 11063), (1311, 9139), (1443, 8303), (2109, 5681), (2553, 4693)]