221838316

素因数分解:

$2^2\times 7^1\times {\mathrm{1381}}^1\times {\mathrm{5737}}^1$

素因数の和:7129

約数の個数: 24

約数和(自身を含む): 444075296

約数和(自身を除く): 222236980

約数列:

[1, 2, 4, 7, 14, 28, 1381, 2762, 5524, 5737, 9667, 11474, 19334, 22948, 38668, 40159, 80318, 160636, 7922797, 15845594, 31691188, 55459579, 110919158, 221838316]

約数ペア:

[(1, 221838316), (2, 110919158), (4, 55459579), (7, 31691188), (14, 15845594), (28, 7922797), (1381, 160636), (2762, 80318), (5524, 40159), (5737, 38668), (9667, 22948), (11474, 19334)]