678483405

素因数分解:

$3^3\times 5^1\times {\mathrm{1627}}^1\times {\mathrm{3089}}^1$

素因数の和:4730

約数の個数: 32

約数和(自身を含む): 1207324800

約数和(自身を除く): 528841395

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1627, 3089, 4881, 8135, 9267, 14643, 15445, 24405, 27801, 43929, 46335, 73215, 83403, 139005, 219645, 417015, 5025803, 15077409, 25129015, 45232227, 75387045, 135696681, 226161135, 678483405]

約数ペア:

[(1, 678483405), (3, 226161135), (5, 135696681), (9, 75387045), (15, 45232227), (27, 25129015), (45, 15077409), (135, 5025803), (1627, 417015), (3089, 219645), (4881, 139005), (8135, 83403), (9267, 73215), (14643, 46335), (15445, 43929), (24405, 27801)]