204007671

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 343948800

約数和(自身を除く): 139941129

約数列:

[1, 3, 7, 9, 21, 63, 103, 149, 211, 309, 447, 633, 721, 927, 1043, 1341, 1477, 1899, 2163, 3129, 4431, 6489, 9387, 13293, 15347, 21733, 31439, 46041, 65199, 94317, 107429, 138123, 152131, 195597, 220073, 282951, 322287, 456393, 660219, 966861, 1369179, 1980657, 3238217, 9714651, 22667519, 29143953, 68002557, 204007671]

約数ペア:

[(1, 204007671), (3, 68002557), (7, 29143953), (9, 22667519), (21, 9714651), (63, 3238217), (103, 1980657), (149, 1369179), (211, 966861), (309, 660219), (447, 456393), (633, 322287), (721, 282951), (927, 220073), (1043, 195597), (1341, 152131), (1477, 138123), (1899, 107429), (2163, 94317), (3129, 65199), (4431, 46041), (6489, 31439), (9387, 21733), (13293, 15347)]