218315523

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{811}}^1\times {\mathrm{1471}}^1$

素因数の和:2346

約数の個数: 16

約数和(自身を含む): 296425472

約数和(自身を除く): 78109949

約数列:

[1, 3, 61, 183, 811, 1471, 2433, 4413, 49471, 89731, 148413, 269193, 1192981, 3578943, 72771841, 218315523]

約数ペア:

[(1, 218315523), (3, 72771841), (61, 3578943), (183, 1192981), (811, 269193), (1471, 148413), (2433, 89731), (4413, 49471)]