1891569191

素因数分解:

${\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{21283}}^1$

素因数の和:21422

約数の個数: 16

約数和(自身を含む): 2026917888

約数和(自身を除く): 135348697

約数列:

[1, 31, 47, 61, 1457, 1891, 2867, 21283, 88877, 659773, 1000301, 1298263, 31009331, 40246153, 61018361, 1891569191]

約数ペア:

[(1, 1891569191), (31, 61018361), (47, 40246153), (61, 31009331), (1457, 1298263), (1891, 1000301), (2867, 659773), (21283, 88877)]