128548316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{9619}}^1$

素因数の和:9893

約数の個数: 24

約数和(自身を含む): 243232080

約数和(自身を除く): 114683764

約数列:

[1, 2, 4, 13, 26, 52, 257, 514, 1028, 3341, 6682, 9619, 13364, 19238, 38476, 125047, 250094, 500188, 2472083, 4944166, 9888332, 32137079, 64274158, 128548316]

約数ペア:

[(1, 128548316), (2, 64274158), (4, 32137079), (13, 9888332), (26, 4944166), (52, 2472083), (257, 500188), (514, 250094), (1028, 125047), (3341, 38476), (6682, 19238), (9619, 13364)]