161921988

素因数分解:

$2^2\times 3^2\times {\mathrm{101}}^1\times {\mathrm{44533}}^1$

素因数の和:44644

約数の個数: 36

約数和(自身を含む): 413364588

約数和(自身を除く): 251442600

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 101, 202, 303, 404, 606, 909, 1212, 1818, 3636, 44533, 89066, 133599, 178132, 267198, 400797, 534396, 801594, 1603188, 4497833, 8995666, 13493499, 17991332, 26986998, 40480497, 53973996, 80960994, 161921988]

約数ペア:

[(1, 161921988), (2, 80960994), (3, 53973996), (4, 40480497), (6, 26986998), (9, 17991332), (12, 13493499), (18, 8995666), (36, 4497833), (101, 1603188), (202, 801594), (303, 534396), (404, 400797), (606, 267198), (909, 178132), (1212, 133599), (1818, 89066), (3636, 44533)]