1320221493

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{3121091}}^1$

素因数の和:3121144

約数の個数: 12

約数和(自身を含む): 1947561408

約数和(自身を除く): 627339915

約数列:

[1, 3, 9, 47, 141, 423, 3121091, 9363273, 28089819, 146691277, 440073831, 1320221493]

約数ペア:

[(1, 1320221493), (3, 440073831), (9, 146691277), (47, 28089819), (141, 9363273), (423, 3121091)]