28175463

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{401}}^1$

素因数の和:655

約数の個数: 24

約数和(自身を含む): 42100656

約数和(自身を除く): 13925193

約数列:

[1, 3, 9, 37, 111, 211, 333, 401, 633, 1203, 1899, 3609, 7807, 14837, 23421, 44511, 70263, 84611, 133533, 253833, 761499, 3130607, 9391821, 28175463]

約数ペア:

[(1, 28175463), (3, 9391821), (9, 3130607), (37, 761499), (111, 253833), (211, 133533), (333, 84611), (401, 70263), (633, 44511), (1203, 23421), (1899, 14837), (3609, 7807)]