1891773

素因数分解:

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

素因数の和:98

約数の個数: 48

約数和(自身を含む): 3319680

約数和(自身を除く): 1427907

約数列:

[1, 3, 9, 13, 19, 23, 37, 39, 57, 69, 111, 117, 171, 207, 247, 299, 333, 437, 481, 703, 741, 851, 897, 1311, 1443, 2109, 2223, 2553, 2691, 3933, 4329, 5681, 6327, 7659, 9139, 11063, 16169, 17043, 27417, 33189, 48507, 51129, 82251, 99567, 145521, 210197, 630591, 1891773]

約数ペア:

[(1, 1891773), (3, 630591), (9, 210197), (13, 145521), (19, 99567), (23, 82251), (37, 51129), (39, 48507), (57, 33189), (69, 27417), (111, 17043), (117, 16169), (171, 11063), (207, 9139), (247, 7659), (299, 6327), (333, 5681), (437, 4329), (481, 3933), (703, 2691), (741, 2553), (851, 2223), (897, 2109), (1311, 1443)]