391943286

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18191}}^1$

素因数の和:18231

約数の個数: 80

約数和(自身を含む): 1056591360

約数和(自身を除く): 664648074

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 81, 114, 126, 133, 162, 171, 189, 266, 342, 378, 399, 513, 567, 798, 1026, 1134, 1197, 1539, 2394, 3078, 3591, 7182, 10773, 18191, 21546, 36382, 54573, 109146, 127337, 163719, 254674, 327438, 345629, 382011, 491157, 691258, 764022, 982314, 1036887, 1146033, 1473471, 2073774, 2292066, 2419403, 2946942, 3110661, 3438099, 4838806, 6221322, 6876198, 7258209, 9331983, 10314297, 14516418, 18663966, 20628594, 21774627, 27995949, 43549254, 55991898, 65323881, 130647762, 195971643, 391943286]

約数ペア:

[(1, 391943286), (2, 195971643), (3, 130647762), (6, 65323881), (7, 55991898), (9, 43549254), (14, 27995949), (18, 21774627), (19, 20628594), (21, 18663966), (27, 14516418), (38, 10314297), (42, 9331983), (54, 7258209), (57, 6876198), (63, 6221322), (81, 4838806), (114, 3438099), (126, 3110661), (133, 2946942), (162, 2419403), (171, 2292066), (189, 2073774), (266, 1473471), (342, 1146033), (378, 1036887), (399, 982314), (513, 764022), (567, 691258), (798, 491157), (1026, 382011), (1134, 345629), (1197, 327438), (1539, 254674), (2394, 163719), (3078, 127337), (3591, 109146), (7182, 54573), (10773, 36382), (18191, 21546)]