1281612813

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{24469}}^1$

素因数の和:24581

約数の個数: 32

約数和(自身を含む): 1973260800

約数和(自身を除く): 691647987

約数列:

[1, 3, 13, 17, 39, 51, 79, 221, 237, 663, 1027, 1343, 3081, 4029, 17459, 24469, 52377, 73407, 318097, 415973, 954291, 1247919, 1933051, 5407649, 5799153, 16222947, 25129663, 32861867, 75388989, 98585601, 427204271, 1281612813]

約数ペア:

[(1, 1281612813), (3, 427204271), (13, 98585601), (17, 75388989), (39, 32861867), (51, 25129663), (79, 16222947), (221, 5799153), (237, 5407649), (663, 1933051), (1027, 1247919), (1343, 954291), (3081, 415973), (4029, 318097), (17459, 73407), (24469, 52377)]