15869931

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:176

約数の個数: 64

約数和(自身を含む): 28753920

約数和(自身を除く): 12883989

約数列:

[1, 3, 7, 11, 21, 23, 29, 33, 69, 77, 87, 103, 161, 203, 231, 253, 309, 319, 483, 609, 667, 721, 759, 957, 1133, 1771, 2001, 2163, 2233, 2369, 2987, 3399, 4669, 5313, 6699, 7107, 7337, 7931, 8961, 14007, 16583, 20909, 22011, 23793, 26059, 32857, 49749, 51359, 62727, 68701, 78177, 98571, 154077, 182413, 206103, 229999, 480907, 547239, 689997, 755711, 1442721, 2267133, 5289977, 15869931]

約数ペア:

[(1, 15869931), (3, 5289977), (7, 2267133), (11, 1442721), (21, 755711), (23, 689997), (29, 547239), (33, 480907), (69, 229999), (77, 206103), (87, 182413), (103, 154077), (161, 98571), (203, 78177), (231, 68701), (253, 62727), (309, 51359), (319, 49749), (483, 32857), (609, 26059), (667, 23793), (721, 22011), (759, 20909), (957, 16583), (1133, 14007), (1771, 8961), (2001, 7931), (2163, 7337), (2233, 7107), (2369, 6699), (2987, 5313), (3399, 4669)]