215569823

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1009}}^1\times {\mathrm{1327}}^1$

素因数の和:2366

約数の個数: 16

約数和(自身を含む): 257525760

約数和(自身を除く): 41955937

約数列:

[1, 7, 23, 161, 1009, 1327, 7063, 9289, 23207, 30521, 162449, 213647, 1338943, 9372601, 30795689, 215569823]

約数ペア:

[(1, 215569823), (7, 30795689), (23, 9372601), (161, 1338943), (1009, 213647), (1327, 162449), (7063, 30521), (9289, 23207)]