1287198

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^2\times {\mathrm{197}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 3160080

約数和(自身を除く): 1872882

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 121, 197, 198, 242, 297, 363, 394, 591, 594, 726, 1089, 1182, 1773, 2167, 2178, 3267, 3546, 4334, 5319, 6501, 6534, 10638, 13002, 19503, 23837, 39006, 47674, 58509, 71511, 117018, 143022, 214533, 429066, 643599, 1287198]

約数ペア:

[(1, 1287198), (2, 643599), (3, 429066), (6, 214533), (9, 143022), (11, 117018), (18, 71511), (22, 58509), (27, 47674), (33, 39006), (54, 23837), (66, 19503), (99, 13002), (121, 10638), (197, 6534), (198, 6501), (242, 5319), (297, 4334), (363, 3546), (394, 3267), (591, 2178), (594, 2167), (726, 1773), (1089, 1182)]