1388877020008

素因数分解:

$2^3\times {\mathrm{7841}}^1\times {\mathrm{22141261}}^1$

素因数の和:22149108

約数の個数: 16

約数和(自身を含む): 2604476649060

約数和(自身を除く): 1215599629052

約数列:

[1, 2, 4, 8, 7841, 15682, 31364, 62728, 22141261, 44282522, 88565044, 177130088, 173609627501, 347219255002, 694438510004, 1388877020008]

約数ペア:

[(1, 1388877020008), (2, 694438510004), (4, 347219255002), (8, 173609627501), (7841, 177130088), (15682, 88565044), (31364, 44282522), (62728, 22141261)]