157219503

素因数分解:

$3^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{17783}}^1$

素因数の和:18214

約数の個数: 16

約数和(自身を含む): 240155136

約数和(自身を除く): 82935633

約数列:

[1, 3, 7, 21, 421, 1263, 2947, 8841, 17783, 53349, 124481, 373443, 7486643, 22459929, 52406501, 157219503]

約数ペア:

[(1, 157219503), (3, 52406501), (7, 22459929), (21, 7486643), (421, 373443), (1263, 124481), (2947, 53349), (8841, 17783)]