71991639

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{56731}}^1$

素因数の和:56787

約数の個数: 16

約数和(自身を含む): 108925440

約数和(自身を除く): 36933801

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 56731, 170193, 510579, 1531737, 2666357, 7999071, 23997213, 71991639]

約数ペア:

[(1, 71991639), (3, 23997213), (9, 7999071), (27, 2666357), (47, 1531737), (141, 510579), (423, 170193), (1269, 56731)]