139456496

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{122761}}^1$

素因数の和:122840

約数の個数: 20

約数和(自身を含む): 274004784

約数和(自身を除く): 134548288

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 122761, 245522, 491044, 982088, 1964176, 8716031, 17432062, 34864124, 69728248, 139456496]

約数ペア:

[(1, 139456496), (2, 69728248), (4, 34864124), (8, 17432062), (16, 8716031), (71, 1964176), (142, 982088), (284, 491044), (568, 245522), (1136, 122761)]