221281024

素因数分解:

$2^8\times {\mathrm{864379}}^1$

素因数の和:864395

約数の個数: 18

約数和(自身を含む): 441698180

約数和(自身を除く): 220417156

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 864379, 1728758, 3457516, 6915032, 13830064, 27660128, 55320256, 110640512, 221281024]

約数ペア:

[(1, 221281024), (2, 110640512), (4, 55320256), (8, 27660128), (16, 13830064), (32, 6915032), (64, 3457516), (128, 1728758), (256, 864379)]