15661019213

素因数分解:

$7^2\times {\mathrm{7933}}^1\times {\mathrm{40289}}^1$

素因数の和:48236

約数の個数: 12

約数和(自身を含む): 18220669020

約数和(自身を除く): 2559649807

約数列:

[1, 7, 49, 7933, 40289, 55531, 282023, 388717, 1974161, 319612637, 2237288459, 15661019213]

約数ペア:

[(1, 15661019213), (7, 2237288459), (49, 319612637), (7933, 1974161), (40289, 388717), (55531, 282023)]