258889701

素因数分解:

$3^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{22133}}^1$

素因数の和:22700

約数の個数: 16

約数和(自身を含む): 395224704

約数和(自身を除く): 136335003

約数列:

[1, 3, 7, 21, 557, 1671, 3899, 11697, 22133, 66399, 154931, 464793, 12328081, 36984243, 86296567, 258889701]

約数ペア:

[(1, 258889701), (3, 86296567), (7, 36984243), (21, 12328081), (557, 464793), (1671, 154931), (3899, 66399), (11697, 22133)]