137779821

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{665603}}^1$

素因数の和:665632

約数の個数: 12

約数和(自身を含む): 207668448

約数和(自身を除く): 69888627

約数列:

[1, 3, 9, 23, 69, 207, 665603, 1996809, 5990427, 15308869, 45926607, 137779821]

約数ペア:

[(1, 137779821), (3, 45926607), (9, 15308869), (23, 5990427), (69, 1996809), (207, 665603)]