71986945

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{1753}}^1$

素因数の和:1992

約数の個数: 16

約数和(自身を含む): 88906752

約数和(自身を除く): 16919807

約数列:

[1, 5, 43, 191, 215, 955, 1753, 8213, 8765, 41065, 75379, 334823, 376895, 1674115, 14397389, 71986945]

約数ペア:

[(1, 71986945), (5, 14397389), (43, 1674115), (191, 376895), (215, 334823), (955, 75379), (1753, 41065), (8213, 8765)]