309968318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{1259}}^1$

素因数の和:1341

約数の個数: 48

約数和(自身を含む): 553029120

約数和(自身を除く): 243060802

約数列:

[1, 2, 11, 19, 22, 31, 38, 62, 209, 341, 361, 418, 589, 682, 722, 1178, 1259, 2518, 3971, 6479, 7942, 11191, 12958, 13849, 22382, 23921, 27698, 39029, 47842, 78058, 123101, 246202, 263131, 429319, 454499, 526262, 741551, 858638, 908998, 1483102, 4999489, 8157061, 9998978, 14089469, 16314122, 28178938, 154984159, 309968318]

約数ペア:

[(1, 309968318), (2, 154984159), (11, 28178938), (19, 16314122), (22, 14089469), (31, 9998978), (38, 8157061), (62, 4999489), (209, 1483102), (341, 908998), (361, 858638), (418, 741551), (589, 526262), (682, 454499), (722, 429319), (1178, 263131), (1259, 246202), (2518, 123101), (3971, 78058), (6479, 47842), (7942, 39029), (11191, 27698), (12958, 23921), (13849, 22382)]