219510298

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{97387}}^1$

素因数の和:97426

約数の個数: 24

約数和(自身を含む): 399680352

約数和(自身を除く): 180170054

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 97387, 194774, 681709, 1363418, 2239901, 4479802, 4771963, 9543926, 15679307, 31358614, 109755149, 219510298]

約数ペア:

[(1, 219510298), (2, 109755149), (7, 31358614), (14, 15679307), (23, 9543926), (46, 4771963), (49, 4479802), (98, 2239901), (161, 1363418), (322, 681709), (1127, 194774), (2254, 97387)]