320468169

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1\times {\mathrm{953}}^1$

素因数の和:1269

約数の個数: 32

約数和(自身を含む): 498216960

約数和(自身を除く): 177748791

約数列:

[1, 3, 7, 21, 67, 201, 239, 469, 717, 953, 1407, 1673, 2859, 5019, 6671, 16013, 20013, 48039, 63851, 112091, 191553, 227767, 336273, 446957, 683301, 1340871, 1594369, 4783107, 15260389, 45781167, 106822723, 320468169]

約数ペア:

[(1, 320468169), (3, 106822723), (7, 45781167), (21, 15260389), (67, 4783107), (201, 1594369), (239, 1340871), (469, 683301), (717, 446957), (953, 336273), (1407, 227767), (1673, 191553), (2859, 112091), (5019, 63851), (6671, 48039), (16013, 20013)]