139426508

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{72467}}^1$

素因数の和:72521

約数の個数: 24

約数和(自身を含む): 269870832

約数和(自身を除く): 130444324

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 148, 481, 962, 1924, 72467, 144934, 289868, 942071, 1884142, 2681279, 3768284, 5362558, 10725116, 34856627, 69713254, 139426508]

約数ペア:

[(1, 139426508), (2, 69713254), (4, 34856627), (13, 10725116), (26, 5362558), (37, 3768284), (52, 2681279), (74, 1884142), (148, 942071), (481, 289868), (962, 144934), (1924, 72467)]