215445212

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{433}}^1\times {\mathrm{2347}}^1$

素因数の和:2837

約数の個数: 24

約数和(自身を含む): 385194096

約数和(自身を除く): 169748884

約数列:

[1, 2, 4, 53, 106, 212, 433, 866, 1732, 2347, 4694, 9388, 22949, 45898, 91796, 124391, 248782, 497564, 1016251, 2032502, 4065004, 53861303, 107722606, 215445212]

約数ペア:

[(1, 215445212), (2, 107722606), (4, 53861303), (53, 4065004), (106, 2032502), (212, 1016251), (433, 497564), (866, 248782), (1732, 124391), (2347, 91796), (4694, 45898), (9388, 22949)]