1900539081

素因数分解:

$3^2\times 7^1\times {\mathrm{983}}^1\times {\mathrm{30689}}^1$

素因数の和:31685

約数の個数: 24

約数和(自身を含む): 3140691840

約数和(自身を除く): 1240152759

約数列:

[1, 3, 7, 9, 21, 63, 983, 2949, 6881, 8847, 20643, 30689, 61929, 92067, 214823, 276201, 644469, 1933407, 30167287, 90501861, 211171009, 271505583, 633513027, 1900539081]

約数ペア:

[(1, 1900539081), (3, 633513027), (7, 271505583), (9, 211171009), (21, 90501861), (63, 30167287), (983, 1933407), (2949, 644469), (6881, 276201), (8847, 214823), (20643, 92067), (30689, 61929)]