42191215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1913}}^1$

素因数の和:2330

約数の個数: 16

約数和(自身を含む): 55398816

約数和(自身を除く): 13207601

約数列:

[1, 5, 11, 55, 401, 1913, 2005, 4411, 9565, 21043, 22055, 105215, 767113, 3835565, 8438243, 42191215]

約数ペア:

[(1, 42191215), (5, 8438243), (11, 3835565), (55, 767113), (401, 105215), (1913, 22055), (2005, 21043), (4411, 9565)]