16440276

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 39699968

約数和(自身を除く): 23259692

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 151, 172, 211, 258, 302, 422, 453, 516, 604, 633, 844, 906, 1266, 1812, 2532, 6493, 9073, 12986, 18146, 19479, 25972, 27219, 31861, 36292, 38958, 54438, 63722, 77916, 95583, 108876, 127444, 191166, 382332, 1370023, 2740046, 4110069, 5480092, 8220138, 16440276]

約数ペア:

[(1, 16440276), (2, 8220138), (3, 5480092), (4, 4110069), (6, 2740046), (12, 1370023), (43, 382332), (86, 191166), (129, 127444), (151, 108876), (172, 95583), (211, 77916), (258, 63722), (302, 54438), (422, 38958), (453, 36292), (516, 31861), (604, 27219), (633, 25972), (844, 19479), (906, 18146), (1266, 12986), (1812, 9073), (2532, 6493)]