216201310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{31379}}^1$

素因数の和:31452

約数の個数: 32

約数和(自身を含む): 427019040

約数和(自身を除く): 210817730

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 3445, 6890, 31379, 62758, 156895, 313790, 407927, 815854, 1663087, 2039635, 3326174, 4079270, 8315435, 16630870, 21620131, 43240262, 108100655, 216201310]

約数ペア:

[(1, 216201310), (2, 108100655), (5, 43240262), (10, 21620131), (13, 16630870), (26, 8315435), (53, 4079270), (65, 3326174), (106, 2039635), (130, 1663087), (265, 815854), (530, 407927), (689, 313790), (1378, 156895), (3445, 62758), (6890, 31379)]