2081355

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 3590400

約数和(自身を除く): 1509045

約数列:

[1, 3, 5, 15, 19, 57, 67, 95, 109, 201, 285, 327, 335, 545, 1005, 1273, 1635, 2071, 3819, 6213, 6365, 7303, 10355, 19095, 21909, 31065, 36515, 109545, 138757, 416271, 693785, 2081355]

約数ペア:

[(1, 2081355), (3, 693785), (5, 416271), (15, 138757), (19, 109545), (57, 36515), (67, 31065), (95, 21909), (109, 19095), (201, 10355), (285, 7303), (327, 6365), (335, 6213), (545, 3819), (1005, 2071), (1273, 1635)]