219025671

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{101}}^2\times {\mathrm{421}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 313046352

約数和(自身を除く): 94020681

約数列:

[1, 3, 17, 51, 101, 303, 421, 1263, 1717, 5151, 7157, 10201, 21471, 30603, 42521, 127563, 173417, 520251, 722857, 2168571, 4294621, 12883863, 73008557, 219025671]

約数ペア:

[(1, 219025671), (3, 73008557), (17, 12883863), (51, 4294621), (101, 2168571), (303, 722857), (421, 520251), (1263, 173417), (1717, 127563), (5151, 42521), (7157, 30603), (10201, 21471)]