27608919

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 43781472

約数和(自身を除く): 16172553

約数列:

[1, 3, 13, 19, 37, 39, 53, 57, 111, 159, 247, 361, 481, 689, 703, 741, 1007, 1083, 1443, 1961, 2067, 2109, 3021, 4693, 5883, 9139, 13091, 13357, 14079, 19133, 25493, 27417, 37259, 39273, 40071, 57399, 76479, 111777, 173641, 248729, 484367, 520923, 707921, 746187, 1453101, 2123763, 9202973, 27608919]

約数ペア:

[(1, 27608919), (3, 9202973), (13, 2123763), (19, 1453101), (37, 746187), (39, 707921), (53, 520923), (57, 484367), (111, 248729), (159, 173641), (247, 111777), (361, 76479), (481, 57399), (689, 40071), (703, 39273), (741, 37259), (1007, 27417), (1083, 25493), (1443, 19133), (1961, 14079), (2067, 13357), (2109, 13091), (3021, 9139), (4693, 5883)]