212157085

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{99371}}^1$

素因数の和:99444

約数の個数: 16

約数和(自身を含む): 295731072

約数和(自身を除く): 83573987

約数列:

[1, 5, 7, 35, 61, 305, 427, 2135, 99371, 496855, 695597, 3477985, 6061631, 30308155, 42431417, 212157085]

約数ペア:

[(1, 212157085), (5, 42431417), (7, 30308155), (35, 6061631), (61, 3477985), (305, 695597), (427, 496855), (2135, 99371)]