219045458

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1\times {\mathrm{1657}}^1$

素因数の和:2237

約数の個数: 16

約数和(自身を含む): 331646424

約数和(自身を除く): 112600966

約数列:

[1, 2, 157, 314, 421, 842, 1657, 3314, 66097, 132194, 260149, 520298, 697597, 1395194, 109522729, 219045458]

約数ペア:

[(1, 219045458), (2, 109522729), (157, 1395194), (314, 697597), (421, 520298), (842, 260149), (1657, 132194), (3314, 66097)]