1377021961

素因数分解:

$7^2\times {\mathrm{109}}^1\times {\mathrm{347}}^1\times {\mathrm{743}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 1623378240

約数和(自身を除く): 246356279

約数列:

[1, 7, 49, 109, 347, 743, 763, 2429, 5201, 5341, 17003, 36407, 37823, 80987, 257821, 264761, 566909, 1804747, 1853327, 3968363, 12633229, 28102489, 196717423, 1377021961]

約数ペア:

[(1, 1377021961), (7, 196717423), (49, 28102489), (109, 12633229), (347, 3968363), (743, 1853327), (763, 1804747), (2429, 566909), (5201, 264761), (5341, 257821), (17003, 80987), (36407, 37823)]