2021719311

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{409}}^1$

素因数の和:613

約数の個数: 64

約数和(自身を含む): 3188160000

約数和(自身を除く): 1166440689

約数列:

[1, 3, 9, 27, 29, 59, 87, 107, 177, 261, 321, 409, 531, 783, 963, 1227, 1593, 1711, 2889, 3103, 3681, 5133, 6313, 9309, 11043, 11861, 15399, 18939, 24131, 27927, 35583, 43763, 46197, 56817, 72393, 83781, 106749, 131289, 170451, 183077, 217179, 320247, 393867, 549231, 651537, 699799, 1181601, 1269127, 1647693, 2099397, 2582017, 3807381, 4943079, 6298191, 7746051, 11422143, 18894573, 23238153, 34266429, 69714459, 74878493, 224635479, 673906437, 2021719311]

約数ペア:

[(1, 2021719311), (3, 673906437), (9, 224635479), (27, 74878493), (29, 69714459), (59, 34266429), (87, 23238153), (107, 18894573), (177, 11422143), (261, 7746051), (321, 6298191), (409, 4943079), (531, 3807381), (783, 2582017), (963, 2099397), (1227, 1647693), (1593, 1269127), (1711, 1181601), (2889, 699799), (3103, 651537), (3681, 549231), (5133, 393867), (6313, 320247), (9309, 217179), (11043, 183077), (11861, 170451), (15399, 131289), (18939, 106749), (24131, 83781), (27927, 72393), (35583, 56817), (43763, 46197)]