31997788998

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{43517}}^1$

素因数の和:43638

約数の個数: 96

約数和(自身を含む): 77511476448

約数和(自身を除く): 45513687450

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 49, 61, 82, 98, 122, 123, 147, 183, 246, 287, 294, 366, 427, 574, 854, 861, 1281, 1722, 2009, 2501, 2562, 2989, 4018, 5002, 5978, 6027, 7503, 8967, 12054, 15006, 17507, 17934, 35014, 43517, 52521, 87034, 105042, 122549, 130551, 245098, 261102, 304619, 367647, 609238, 735294, 913857, 1784197, 1827714, 2132333, 2654537, 3568394, 4264666, 5309074, 5352591, 6396999, 7963611, 10705182, 12489379, 12793998, 15927222, 18581759, 24978758, 37163518, 37468137, 55745277, 74936274, 87425653, 108836017, 111490554, 130072313, 174851306, 217672034, 260144626, 262276959, 326508051, 390216939, 524553918, 653016102, 761852119, 780433878, 1523704238, 2285556357, 4571112714, 5332964833, 10665929666, 15998894499, 31997788998]

約数ペア:

[(1, 31997788998), (2, 15998894499), (3, 10665929666), (6, 5332964833), (7, 4571112714), (14, 2285556357), (21, 1523704238), (41, 780433878), (42, 761852119), (49, 653016102), (61, 524553918), (82, 390216939), (98, 326508051), (122, 262276959), (123, 260144626), (147, 217672034), (183, 174851306), (246, 130072313), (287, 111490554), (294, 108836017), (366, 87425653), (427, 74936274), (574, 55745277), (854, 37468137), (861, 37163518), (1281, 24978758), (1722, 18581759), (2009, 15927222), (2501, 12793998), (2562, 12489379), (2989, 10705182), (4018, 7963611), (5002, 6396999), (5978, 5352591), (6027, 5309074), (7503, 4264666), (8967, 3568394), (12054, 2654537), (15006, 2132333), (17507, 1827714), (17934, 1784197), (35014, 913857), (43517, 735294), (52521, 609238), (87034, 367647), (105042, 304619), (122549, 261102), (130551, 245098)]