86343999

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{216401}}^1$

素因数の和:216430

約数の個数: 16

約数和(自身を含む): 138497280

約数和(自身を除く): 52153281

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 216401, 649203, 1514807, 4111619, 4544421, 12334857, 28781333, 86343999]

約数ペア:

[(1, 86343999), (3, 28781333), (7, 12334857), (19, 4544421), (21, 4111619), (57, 1514807), (133, 649203), (399, 216401)]