20130256755

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{21301859}}^1$

素因数の和:21301880

約数の個数: 32

約数和(自身を含む): 40899571200

約数和(自身を除く): 20769314445

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 21301859, 63905577, 106509295, 149113013, 191716731, 319527885, 447339039, 575150193, 745565065, 958583655, 1342017117, 2236695195, 2875750965, 4026051351, 6710085585, 20130256755]

約数ペア:

[(1, 20130256755), (3, 6710085585), (5, 4026051351), (7, 2875750965), (9, 2236695195), (15, 1342017117), (21, 958583655), (27, 745565065), (35, 575150193), (45, 447339039), (63, 319527885), (105, 191716731), (135, 149113013), (189, 106509295), (315, 63905577), (945, 21301859)]