139851344

素因数分解:

$2^4\times {\mathrm{1289}}^1\times {\mathrm{6781}}^1$

素因数の和:8078

約数の個数: 20

約数和(自身を含む): 271212180

約数和(自身を除く): 131360836

約数列:

[1, 2, 4, 8, 16, 1289, 2578, 5156, 6781, 10312, 13562, 20624, 27124, 54248, 108496, 8740709, 17481418, 34962836, 69925672, 139851344]

約数ペア:

[(1, 139851344), (2, 69925672), (4, 34962836), (8, 17481418), (16, 8740709), (1289, 108496), (2578, 54248), (5156, 27124), (6781, 20624), (10312, 13562)]