161143227

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{457}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 277218240

約数和(自身を除く): 116075013

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 193, 203, 261, 457, 579, 609, 1351, 1371, 1737, 1827, 3199, 4053, 4113, 5597, 9597, 12159, 13253, 16791, 28791, 39179, 39759, 50373, 88201, 92771, 117537, 119277, 264603, 278313, 352611, 617407, 793809, 834939, 1852221, 2557829, 5556663, 7673487, 17904803, 23020461, 53714409, 161143227]

約数ペア:

[(1, 161143227), (3, 53714409), (7, 23020461), (9, 17904803), (21, 7673487), (29, 5556663), (63, 2557829), (87, 1852221), (193, 834939), (203, 793809), (261, 617407), (457, 352611), (579, 278313), (609, 264603), (1351, 119277), (1371, 117537), (1737, 92771), (1827, 88201), (3199, 50373), (4053, 39759), (4113, 39179), (5597, 28791), (9597, 16791), (12159, 13253)]