1215142021

素因数分解:

${\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1\times {\mathrm{1399}}^1$

素因数の和:1980

約数の個数: 16

約数和(自身を含む): 1281168000

約数和(自身を除く): 66025979

約数列:

[1, 29, 61, 491, 1399, 1769, 14239, 29951, 40571, 85339, 686909, 868579, 2474831, 19920361, 41901449, 1215142021]

約数ペア:

[(1, 1215142021), (29, 41901449), (61, 19920361), (491, 2474831), (1399, 868579), (1769, 686909), (14239, 85339), (29951, 40571)]