219039865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{22003}}^1$

素因数の和:22200

約数の個数: 16

約数和(自身を含む): 288340416

約数和(自身を除く): 69300551

約数列:

[1, 5, 11, 55, 181, 905, 1991, 9955, 22003, 110015, 242033, 1210165, 3982543, 19912715, 43807973, 219039865]

約数ペア:

[(1, 219039865), (5, 43807973), (11, 19912715), (55, 3982543), (181, 1210165), (905, 242033), (1991, 110015), (9955, 22003)]