820454941

素因数分解:

${\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{4751}}^1$

素因数の和:4980

約数の個数: 16

約数和(自身を含む): 883872000

約数和(自身を除く): 63417059

約数列:

[1, 19, 61, 149, 1159, 2831, 4751, 9089, 90269, 172691, 289811, 707899, 5506409, 13450081, 43181839, 820454941]

約数ペア:

[(1, 820454941), (19, 43181839), (61, 13450081), (149, 5506409), (1159, 707899), (2831, 289811), (4751, 172691), (9089, 90269)]