400141445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2383}}^1$

素因数の和:2513

約数の個数: 32

約数和(自身を含む): 543780864

約数和(自身を除く): 143639419

約数列:

[1, 5, 11, 43, 55, 71, 215, 355, 473, 781, 2365, 2383, 3053, 3905, 11915, 15265, 26213, 33583, 102469, 131065, 167915, 169193, 512345, 845965, 1127159, 1861123, 5635795, 7275299, 9305615, 36376495, 80028289, 400141445]

約数ペア:

[(1, 400141445), (5, 80028289), (11, 36376495), (43, 9305615), (55, 7275299), (71, 5635795), (215, 1861123), (355, 1127159), (473, 845965), (781, 512345), (2365, 169193), (2383, 167915), (3053, 131065), (3905, 102469), (11915, 33583), (15265, 26213)]