65740215

素因数分解:

$3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{20771}}^1$

素因数の和:20990

約数の個数: 16

約数和(自身を含む): 105687936

約数和(自身を除く): 39947721

約数列:

[1, 3, 5, 15, 211, 633, 1055, 3165, 20771, 62313, 103855, 311565, 4382681, 13148043, 21913405, 65740215]

約数ペア:

[(1, 65740215), (3, 21913405), (5, 13148043), (15, 4382681), (211, 311565), (633, 103855), (1055, 62313), (3165, 20771)]