128568988

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{12821}}^1$

素因数の和:12957

約数の個数: 24

約数和(自身を含む): 236950560

約数和(自身を除く): 108381572

約数列:

[1, 2, 4, 23, 46, 92, 109, 218, 436, 2507, 5014, 10028, 12821, 25642, 51284, 294883, 589766, 1179532, 1397489, 2794978, 5589956, 32142247, 64284494, 128568988]

約数ペア:

[(1, 128568988), (2, 64284494), (4, 32142247), (23, 5589956), (46, 2794978), (92, 1397489), (109, 1179532), (218, 589766), (436, 294883), (2507, 51284), (5014, 25642), (10028, 12821)]