209225536

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{251473}}^1$

素因数の和:251498

約数の個数: 28

約数和(自身を含む): 447120772

約数和(自身を除く): 237895236

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 251473, 502946, 1005892, 2011784, 3269149, 4023568, 6538298, 8047136, 13076596, 16094272, 26153192, 52306384, 104612768, 209225536]

約数ペア:

[(1, 209225536), (2, 104612768), (4, 52306384), (8, 26153192), (13, 16094272), (16, 13076596), (26, 8047136), (32, 6538298), (52, 4023568), (64, 3269149), (104, 2011784), (208, 1005892), (416, 502946), (832, 251473)]