211284003

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 352714752

約数和(自身を除く): 141430749

約数列:

[1, 3, 7, 21, 23, 31, 69, 93, 103, 137, 161, 217, 309, 411, 483, 651, 713, 721, 959, 2139, 2163, 2369, 2877, 3151, 3193, 4247, 4991, 7107, 9453, 9579, 12741, 14111, 14973, 16583, 22057, 22351, 29729, 42333, 49749, 66171, 67053, 73439, 89187, 97681, 98777, 220317, 293043, 296331, 324553, 437441, 514073, 683767, 973659, 1312323, 1542219, 2051301, 2271871, 3062087, 6815613, 9186261, 10061143, 30183429, 70428001, 211284003]

約数ペア:

[(1, 211284003), (3, 70428001), (7, 30183429), (21, 10061143), (23, 9186261), (31, 6815613), (69, 3062087), (93, 2271871), (103, 2051301), (137, 1542219), (161, 1312323), (217, 973659), (309, 683767), (411, 514073), (483, 437441), (651, 324553), (713, 296331), (721, 293043), (959, 220317), (2139, 98777), (2163, 97681), (2369, 89187), (2877, 73439), (3151, 67053), (3193, 66171), (4247, 49749), (4991, 42333), (7107, 29729), (9453, 22351), (9579, 22057), (12741, 16583), (14111, 14973)]