716356221

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2\times {\mathrm{971}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 1177597440

約数和(自身を除く): 461241219

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 971, 1849, 2451, 2913, 5547, 5719, 6797, 12943, 17157, 18449, 20391, 35131, 38829, 41753, 55347, 105393, 125259, 129143, 245917, 292271, 387429, 737751, 793307, 876813, 1795379, 2379921, 5386137, 5553149, 12567653, 16659447, 34112201, 37702959, 102336603, 238785407, 716356221]

約数ペア:

[(1, 716356221), (3, 238785407), (7, 102336603), (19, 37702959), (21, 34112201), (43, 16659447), (57, 12567653), (129, 5553149), (133, 5386137), (301, 2379921), (399, 1795379), (817, 876813), (903, 793307), (971, 737751), (1849, 387429), (2451, 292271), (2913, 245917), (5547, 129143), (5719, 125259), (6797, 105393), (12943, 55347), (17157, 41753), (18449, 38829), (20391, 35131)]