16138935

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 29484000

約数和(自身を除く): 13345065

約数列:

[1, 3, 5, 9, 15, 29, 45, 83, 87, 145, 149, 249, 261, 415, 435, 447, 745, 747, 1245, 1305, 1341, 2235, 2407, 3735, 4321, 6705, 7221, 12035, 12367, 12963, 21605, 21663, 36105, 37101, 38889, 61835, 64815, 108315, 111303, 185505, 194445, 358643, 556515, 1075929, 1793215, 3227787, 5379645, 16138935]

約数ペア:

[(1, 16138935), (3, 5379645), (5, 3227787), (9, 1793215), (15, 1075929), (29, 556515), (45, 358643), (83, 194445), (87, 185505), (145, 111303), (149, 108315), (249, 64815), (261, 61835), (415, 38889), (435, 37101), (447, 36105), (745, 21663), (747, 21605), (1245, 12963), (1305, 12367), (1341, 12035), (2235, 7221), (2407, 6705), (3735, 4321)]