217413595

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{15887}}^1$

素因数の和:15939

約数の個数: 32

約数和(自身を含む): 329453568

約数和(自身を除く): 112039973

約数列:

[1, 5, 7, 17, 23, 35, 85, 115, 119, 161, 391, 595, 805, 1955, 2737, 13685, 15887, 79435, 111209, 270079, 365401, 556045, 1350395, 1827005, 1890553, 2557807, 6211817, 9452765, 12789035, 31059085, 43482719, 217413595]

約数ペア:

[(1, 217413595), (5, 43482719), (7, 31059085), (17, 12789035), (23, 9452765), (35, 6211817), (85, 2557807), (115, 1890553), (119, 1827005), (161, 1350395), (391, 556045), (595, 365401), (805, 270079), (1955, 111209), (2737, 79435), (13685, 15887)]