203485905

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{215329}}^1$

素因数の和:215350

約数の個数: 32

約数和(自身を含む): 413433600

約数和(自身を除く): 209947695

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 215329, 645987, 1076645, 1507303, 1937961, 3229935, 4521909, 5813883, 7536515, 9689805, 13565727, 22609545, 29069415, 40697181, 67828635, 203485905]

約数ペア:

[(1, 203485905), (3, 67828635), (5, 40697181), (7, 29069415), (9, 22609545), (15, 13565727), (21, 9689805), (27, 7536515), (35, 5813883), (45, 4521909), (63, 3229935), (105, 1937961), (135, 1507303), (189, 1076645), (315, 645987), (945, 215329)]