127879218

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{308887}}^1$

素因数の和:308918

約数の個数: 24

約数和(自身を含む): 289119168

約数和(自身を除く): 161239950

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 308887, 617774, 926661, 1853322, 2779983, 5559966, 7104401, 14208802, 21313203, 42626406, 63939609, 127879218]

約数ペア:

[(1, 127879218), (2, 63939609), (3, 42626406), (6, 21313203), (9, 14208802), (18, 7104401), (23, 5559966), (46, 2779983), (69, 1853322), (138, 926661), (207, 617774), (414, 308887)]