397992

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 1198080

約数和(自身を除く): 800088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 103, 138, 161, 168, 184, 206, 276, 309, 322, 412, 483, 552, 618, 644, 721, 824, 966, 1236, 1288, 1442, 1932, 2163, 2369, 2472, 2884, 3864, 4326, 4738, 5768, 7107, 8652, 9476, 14214, 16583, 17304, 18952, 28428, 33166, 49749, 56856, 66332, 99498, 132664, 198996, 397992]

約数ペア:

[(1, 397992), (2, 198996), (3, 132664), (4, 99498), (6, 66332), (7, 56856), (8, 49749), (12, 33166), (14, 28428), (21, 18952), (23, 17304), (24, 16583), (28, 14214), (42, 9476), (46, 8652), (56, 7107), (69, 5768), (84, 4738), (92, 4326), (103, 3864), (138, 2884), (161, 2472), (168, 2369), (184, 2163), (206, 1932), (276, 1442), (309, 1288), (322, 1236), (412, 966), (483, 824), (552, 721), (618, 644)]