214312215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 384975360

約数和(自身を除く): 170663145

約数列:

[1, 3, 5, 13, 15, 39, 43, 61, 65, 129, 183, 195, 215, 305, 419, 559, 645, 793, 915, 1257, 1677, 2095, 2379, 2623, 2795, 3965, 5447, 6285, 7869, 8385, 11895, 13115, 16341, 18017, 25559, 27235, 34099, 39345, 54051, 76677, 81705, 90085, 102297, 127795, 170495, 234221, 270255, 332267, 383385, 511485, 702663, 996801, 1099037, 1171105, 1661335, 3297111, 3513315, 4984005, 5495185, 14287481, 16485555, 42862443, 71437405, 214312215]

約数ペア:

[(1, 214312215), (3, 71437405), (5, 42862443), (13, 16485555), (15, 14287481), (39, 5495185), (43, 4984005), (61, 3513315), (65, 3297111), (129, 1661335), (183, 1171105), (195, 1099037), (215, 996801), (305, 702663), (419, 511485), (559, 383385), (645, 332267), (793, 270255), (915, 234221), (1257, 170495), (1677, 127795), (2095, 102297), (2379, 90085), (2623, 81705), (2795, 76677), (3965, 54051), (5447, 39345), (6285, 34099), (7869, 27235), (8385, 25559), (11895, 18017), (13115, 16341)]