7979454

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:214

約数の個数: 72

約数和(自身を含む): 20540520

約数和(自身を除く): 12561066

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 83, 98, 109, 126, 147, 166, 218, 249, 294, 327, 441, 498, 581, 654, 747, 763, 882, 981, 1162, 1494, 1526, 1743, 1962, 2289, 3486, 4067, 4578, 5229, 5341, 6867, 8134, 9047, 10458, 10682, 12201, 13734, 16023, 18094, 24402, 27141, 32046, 36603, 48069, 54282, 63329, 73206, 81423, 96138, 126658, 162846, 189987, 379974, 443303, 569961, 886606, 1139922, 1329909, 2659818, 3989727, 7979454]

約数ペア:

[(1, 7979454), (2, 3989727), (3, 2659818), (6, 1329909), (7, 1139922), (9, 886606), (14, 569961), (18, 443303), (21, 379974), (42, 189987), (49, 162846), (63, 126658), (83, 96138), (98, 81423), (109, 73206), (126, 63329), (147, 54282), (166, 48069), (218, 36603), (249, 32046), (294, 27141), (327, 24402), (441, 18094), (498, 16023), (581, 13734), (654, 12201), (747, 10682), (763, 10458), (882, 9047), (981, 8134), (1162, 6867), (1494, 5341), (1526, 5229), (1743, 4578), (1962, 4067), (2289, 3486)]