130709384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1256821}}^1$

素因数の和:1256840

約数の個数: 16

約数和(自身を含む): 263932620

約数和(自身を除く): 133223236

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1256821, 2513642, 5027284, 10054568, 16338673, 32677346, 65354692, 130709384]

約数ペア:

[(1, 130709384), (2, 65354692), (4, 32677346), (8, 16338673), (13, 10054568), (26, 5027284), (52, 2513642), (104, 1256821)]