289316287

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{401}}^1$

素因数の和:583

約数の個数: 32

約数和(自身を含む): 345784320

約数和(自身を除く): 56468033

約数列:

[1, 13, 19, 23, 127, 247, 299, 401, 437, 1651, 2413, 2921, 5213, 5681, 7619, 9223, 31369, 37973, 50927, 55499, 99047, 119899, 175237, 662051, 721487, 967613, 1171321, 2278081, 12578969, 15227173, 22255099, 289316287]

約数ペア:

[(1, 289316287), (13, 22255099), (19, 15227173), (23, 12578969), (127, 2278081), (247, 1171321), (299, 967613), (401, 721487), (437, 662051), (1651, 175237), (2413, 119899), (2921, 99047), (5213, 55499), (5681, 50927), (7619, 37973), (9223, 31369)]