1220759999

素因数分解:

${\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1\times {\mathrm{1619}}^1$

素因数の和:1990

約数の個数: 16

約数和(自身を含む): 1272775680

約数和(自身を除く): 52015681

約数列:

[1, 47, 61, 263, 1619, 2867, 12361, 16043, 76093, 98759, 425797, 754021, 4641673, 20012459, 25973617, 1220759999]

約数ペア:

[(1, 1220759999), (47, 25973617), (61, 20012459), (263, 4641673), (1619, 754021), (2867, 425797), (12361, 98759), (16043, 76093)]