218729936545

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{4789}}^1\times {\mathrm{314989}}^1$

素因数の和:319812

約数の個数: 16

約数和(自身を含む): 271584378000

約数和(自身を除く): 52854441455

約数列:

[1, 5, 29, 145, 4789, 23945, 138881, 314989, 694405, 1574945, 9134681, 45673405, 1508482321, 7542411605, 43745987309, 218729936545]

約数ペア:

[(1, 218729936545), (5, 43745987309), (29, 7542411605), (145, 1508482321), (4789, 45673405), (23945, 9134681), (138881, 1574945), (314989, 694405)]