138889984

素因数分解:

$2^8\times {\mathrm{542539}}^1$

素因数の和:542555

約数の個数: 18

約数和(自身を含む): 277237940

約数和(自身を除く): 138347956

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 542539, 1085078, 2170156, 4340312, 8680624, 17361248, 34722496, 69444992, 138889984]

約数ペア:

[(1, 138889984), (2, 69444992), (4, 34722496), (8, 17361248), (16, 8680624), (32, 4340312), (64, 2170156), (128, 1085078), (256, 542539)]