5431855

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 7838208

約数和(自身を除く): 2406353

約数列:

[1, 5, 11, 13, 55, 65, 71, 107, 143, 355, 535, 715, 781, 923, 1177, 1391, 3905, 4615, 5885, 6955, 7597, 10153, 15301, 37985, 50765, 76505, 83567, 98761, 417835, 493805, 1086371, 5431855]

約数ペア:

[(1, 5431855), (5, 1086371), (11, 493805), (13, 417835), (55, 98761), (65, 83567), (71, 76505), (107, 50765), (143, 37985), (355, 15301), (535, 10153), (715, 7597), (781, 6955), (923, 5885), (1177, 4615), (1391, 3905)]