518269115

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 791949312

約数和(自身を除く): 273680197

約数列:

[1, 5, 7, 13, 35, 61, 65, 71, 91, 263, 305, 355, 427, 455, 497, 793, 923, 1315, 1841, 2135, 2485, 3419, 3965, 4331, 4615, 5551, 6461, 9205, 16043, 17095, 18673, 21655, 23933, 27755, 30317, 32305, 56303, 80215, 93365, 112301, 119665, 130711, 151585, 208559, 242749, 281515, 394121, 561505, 653555, 1042795, 1139053, 1213745, 1459913, 1699243, 1970605, 5695265, 7299565, 7973371, 8496215, 14807689, 39866855, 74038445, 103653823, 518269115]

約数ペア:

[(1, 518269115), (5, 103653823), (7, 74038445), (13, 39866855), (35, 14807689), (61, 8496215), (65, 7973371), (71, 7299565), (91, 5695265), (263, 1970605), (305, 1699243), (355, 1459913), (427, 1213745), (455, 1139053), (497, 1042795), (793, 653555), (923, 561505), (1315, 394121), (1841, 281515), (2135, 242749), (2485, 208559), (3419, 151585), (3965, 130711), (4331, 119665), (4615, 112301), (5551, 93365), (6461, 80215), (9205, 56303), (16043, 32305), (17095, 30317), (18673, 27755), (21655, 23933)]